31261300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 85494528

約数和(自身を除く): 54233228

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 37, 50, 68, 70, 71, 74, 85, 100, 119, 140, 142, 148, 170, 175, 185, 238, 259, 284, 340, 350, 355, 370, 425, 476, 497, 518, 595, 629, 700, 710, 740, 850, 925, 994, 1036, 1190, 1207, 1258, 1295, 1420, 1700, 1775, 1850, 1988, 2380, 2414, 2485, 2516, 2590, 2627, 2975, 3145, 3550, 3700, 4403, 4828, 4970, 5180, 5254, 5950, 6035, 6290, 6475, 7100, 8449, 8806, 9940, 10508, 11900, 12070, 12425, 12580, 12950, 13135, 15725, 16898, 17612, 18389, 22015, 24140, 24850, 25900, 26270, 30175, 31450, 33796, 36778, 42245, 44030, 44659, 49700, 52540, 60350, 62900, 65675, 73556, 84490, 88060, 89318, 91945, 110075, 120700, 131350, 168980, 178636, 183890, 211225, 220150, 223295, 262700, 312613, 367780, 422450, 440300, 446590, 459725, 625226, 844900, 893180, 919450, 1116475, 1250452, 1563065, 1838900, 2232950, 3126130, 4465900, 6252260, 7815325, 15630650, 31261300]

約数ペア:

[(1, 31261300), (2, 15630650), (4, 7815325), (5, 6252260), (7, 4465900), (10, 3126130), (14, 2232950), (17, 1838900), (20, 1563065), (25, 1250452), (28, 1116475), (34, 919450), (35, 893180), (37, 844900), (50, 625226), (68, 459725), (70, 446590), (71, 440300), (74, 422450), (85, 367780), (100, 312613), (119, 262700), (140, 223295), (142, 220150), (148, 211225), (170, 183890), (175, 178636), (185, 168980), (238, 131350), (259, 120700), (284, 110075), (340, 91945), (350, 89318), (355, 88060), (370, 84490), (425, 73556), (476, 65675), (497, 62900), (518, 60350), (595, 52540), (629, 49700), (700, 44659), (710, 44030), (740, 42245), (850, 36778), (925, 33796), (994, 31450), (1036, 30175), (1190, 26270), (1207, 25900), (1258, 24850), (1295, 24140), (1420, 22015), (1700, 18389), (1775, 17612), (1850, 16898), (1988, 15725), (2380, 13135), (2414, 12950), (2485, 12580), (2516, 12425), (2590, 12070), (2627, 11900), (2975, 10508), (3145, 9940), (3550, 8806), (3700, 8449), (4403, 7100), (4828, 6475), (4970, 6290), (5180, 6035), (5254, 5950)]