25511220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 192

約数和(自身を含む): 96284160

約数和(自身を除く): 70772940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 397, 420, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 794, 918, 945, 1020, 1071, 1190, 1191, 1260, 1428, 1530, 1588, 1785, 1836, 1890, 1985, 2142, 2295, 2380, 2382, 2779, 3060, 3213, 3570, 3573, 3780, 3970, 4284, 4590, 4764, 5355, 5558, 5955, 6426, 6749, 7140, 7146, 7940, 8337, 9180, 10710, 10719, 11116, 11910, 12852, 13498, 13895, 14292, 16065, 16674, 17865, 20247, 21420, 21438, 23820, 25011, 26996, 27790, 32130, 33348, 33745, 35730, 40494, 41685, 42876, 47243, 50022, 53595, 55580, 60741, 64260, 67490, 71460, 75033, 80988, 83370, 94486, 100044, 101235, 107190, 121482, 125055, 134980, 141729, 150066, 166740, 182223, 188972, 202470, 214380, 236215, 242964, 250110, 283458, 300132, 303705, 364446, 375165, 404940, 425187, 472430, 500220, 566916, 607410, 708645, 728892, 750330, 850374, 911115, 944860, 1214820, 1275561, 1417290, 1500660, 1700748, 1822230, 2125935, 2551122, 2834580, 3644460, 4251870, 5102244, 6377805, 8503740, 12755610, 25511220]

約数ペア:

[(1, 25511220), (2, 12755610), (3, 8503740), (4, 6377805), (5, 5102244), (6, 4251870), (7, 3644460), (9, 2834580), (10, 2551122), (12, 2125935), (14, 1822230), (15, 1700748), (17, 1500660), (18, 1417290), (20, 1275561), (21, 1214820), (27, 944860), (28, 911115), (30, 850374), (34, 750330), (35, 728892), (36, 708645), (42, 607410), (45, 566916), (51, 500220), (54, 472430), (60, 425187), (63, 404940), (68, 375165), (70, 364446), (84, 303705), (85, 300132), (90, 283458), (102, 250110), (105, 242964), (108, 236215), (119, 214380), (126, 202470), (135, 188972), (140, 182223), (153, 166740), (170, 150066), (180, 141729), (189, 134980), (204, 125055), (210, 121482), (238, 107190), (252, 101235), (255, 100044), (270, 94486), (306, 83370), (315, 80988), (340, 75033), (357, 71460), (378, 67490), (397, 64260), (420, 60741), (459, 55580), (476, 53595), (510, 50022), (540, 47243), (595, 42876), (612, 41685), (630, 40494), (714, 35730), (756, 33745), (765, 33348), (794, 32130), (918, 27790), (945, 26996), (1020, 25011), (1071, 23820), (1190, 21438), (1191, 21420), (1260, 20247), (1428, 17865), (1530, 16674), (1588, 16065), (1785, 14292), (1836, 13895), (1890, 13498), (1985, 12852), (2142, 11910), (2295, 11116), (2380, 10719), (2382, 10710), (2779, 9180), (3060, 8337), (3213, 7940), (3570, 7146), (3573, 7140), (3780, 6749), (3970, 6426), (4284, 5955), (4590, 5558), (4764, 5355)]