15897387560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^2\times {\mathrm{601}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 36993778920

約数和(自身を除く): 21096391360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 601, 635, 820, 1016, 1202, 1270, 1640, 2404, 2540, 3005, 4808, 5080, 5207, 6010, 10414, 12020, 16129, 20828, 24040, 24641, 26035, 32258, 41656, 49282, 52070, 64516, 76327, 80645, 98564, 104140, 123205, 129032, 152654, 161290, 197128, 208280, 246410, 305308, 322580, 381635, 492820, 610616, 645160, 661289, 763270, 985640, 1322578, 1526540, 2645156, 3053080, 3129407, 3306445, 5290312, 6258814, 6612890, 9693529, 12517628, 13225780, 15647035, 19387058, 25035256, 26451560, 31294070, 38774116, 48467645, 62588140, 77548232, 96935290, 125176280, 193870580, 387741160, 397434689, 794869378, 1589738756, 1987173445, 3179477512, 3974346890, 7948693780, 15897387560]

約数ペア:

[(1, 15897387560), (2, 7948693780), (4, 3974346890), (5, 3179477512), (8, 1987173445), (10, 1589738756), (20, 794869378), (40, 397434689), (41, 387741160), (82, 193870580), (127, 125176280), (164, 96935290), (205, 77548232), (254, 62588140), (328, 48467645), (410, 38774116), (508, 31294070), (601, 26451560), (635, 25035256), (820, 19387058), (1016, 15647035), (1202, 13225780), (1270, 12517628), (1640, 9693529), (2404, 6612890), (2540, 6258814), (3005, 5290312), (4808, 3306445), (5080, 3129407), (5207, 3053080), (6010, 2645156), (10414, 1526540), (12020, 1322578), (16129, 985640), (20828, 763270), (24040, 661289), (24641, 645160), (26035, 610616), (32258, 492820), (41656, 381635), (49282, 322580), (52070, 305308), (64516, 246410), (76327, 208280), (80645, 197128), (98564, 161290), (104140, 152654), (123205, 129032)]