20125971900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{42433}}^1$

素因数の和:42501

約数の個数: 216

約数和(自身を含む): 68950836864

約数和(自身を除く): 48824864964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 31, 34, 36, 45, 50, 51, 60, 62, 68, 75, 85, 90, 93, 100, 102, 124, 150, 153, 155, 170, 180, 186, 204, 225, 255, 279, 300, 306, 310, 340, 372, 425, 450, 465, 510, 527, 558, 612, 620, 765, 775, 850, 900, 930, 1020, 1054, 1116, 1275, 1395, 1530, 1550, 1581, 1700, 1860, 2108, 2325, 2550, 2635, 2790, 3060, 3100, 3162, 3825, 4650, 4743, 5100, 5270, 5580, 6324, 6975, 7650, 7905, 9300, 9486, 10540, 13175, 13950, 15300, 15810, 18972, 23715, 26350, 27900, 31620, 39525, 42433, 47430, 52700, 79050, 84866, 94860, 118575, 127299, 158100, 169732, 212165, 237150, 254598, 381897, 424330, 474300, 509196, 636495, 721361, 763794, 848660, 1060825, 1272990, 1315423, 1442722, 1527588, 1909485, 2121650, 2164083, 2545980, 2630846, 2885444, 3182475, 3606805, 3818970, 3946269, 4243300, 4328166, 5261692, 6364950, 6492249, 6577115, 7213610, 7637940, 7892538, 8656332, 9547425, 10820415, 11838807, 12729900, 12984498, 13154230, 14427220, 15785076, 18034025, 19094850, 19731345, 21640830, 22362191, 23677614, 25968996, 26308460, 32461245, 32885575, 36068050, 38189700, 39462690, 43281660, 44724382, 47355228, 54102075, 59194035, 64922490, 65771150, 67086573, 72136100, 78925380, 89448764, 98656725, 108204150, 111810955, 118388070, 129844980, 131542300, 134173146, 162306225, 197313450, 201259719, 216408300, 223621910, 236776140, 268346292, 295970175, 324612450, 335432865, 394626900, 402519438, 447243820, 559054775, 591940350, 649224900, 670865730, 805038876, 1006298595, 1118109550, 1183880700, 1341731460, 1677164325, 2012597190, 2236219100, 3354328650, 4025194380, 5031492975, 6708657300, 10062985950, 20125971900]

約数ペア:

[(1, 20125971900), (2, 10062985950), (3, 6708657300), (4, 5031492975), (5, 4025194380), (6, 3354328650), (9, 2236219100), (10, 2012597190), (12, 1677164325), (15, 1341731460), (17, 1183880700), (18, 1118109550), (20, 1006298595), (25, 805038876), (30, 670865730), (31, 649224900), (34, 591940350), (36, 559054775), (45, 447243820), (50, 402519438), (51, 394626900), (60, 335432865), (62, 324612450), (68, 295970175), (75, 268346292), (85, 236776140), (90, 223621910), (93, 216408300), (100, 201259719), (102, 197313450), (124, 162306225), (150, 134173146), (153, 131542300), (155, 129844980), (170, 118388070), (180, 111810955), (186, 108204150), (204, 98656725), (225, 89448764), (255, 78925380), (279, 72136100), (300, 67086573), (306, 65771150), (310, 64922490), (340, 59194035), (372, 54102075), (425, 47355228), (450, 44724382), (465, 43281660), (510, 39462690), (527, 38189700), (558, 36068050), (612, 32885575), (620, 32461245), (765, 26308460), (775, 25968996), (850, 23677614), (900, 22362191), (930, 21640830), (1020, 19731345), (1054, 19094850), (1116, 18034025), (1275, 15785076), (1395, 14427220), (1530, 13154230), (1550, 12984498), (1581, 12729900), (1700, 11838807), (1860, 10820415), (2108, 9547425), (2325, 8656332), (2550, 7892538), (2635, 7637940), (2790, 7213610), (3060, 6577115), (3100, 6492249), (3162, 6364950), (3825, 5261692), (4650, 4328166), (4743, 4243300), (5100, 3946269), (5270, 3818970), (5580, 3606805), (6324, 3182475), (6975, 2885444), (7650, 2630846), (7905, 2545980), (9300, 2164083), (9486, 2121650), (10540, 1909485), (13175, 1527588), (13950, 1442722), (15300, 1315423), (15810, 1272990), (18972, 1060825), (23715, 848660), (26350, 763794), (27900, 721361), (31620, 636495), (39525, 509196), (42433, 474300), (47430, 424330), (52700, 381897), (79050, 254598), (84866, 237150), (94860, 212165), (118575, 169732), (127299, 158100)]