90810160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5231}}^1$

素因数の和:5282

約数の個数: 80

約数和(自身を含む): 249126912

約数和(自身を除く): 158316752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 5231, 8680, 10462, 17360, 20924, 26155, 36617, 41848, 52310, 73234, 83696, 104620, 146468, 162161, 183085, 209240, 292936, 324322, 366170, 418480, 585872, 648644, 732340, 810805, 1135127, 1297288, 1464680, 1621610, 2270254, 2594576, 2929360, 3243220, 4540508, 5675635, 6486440, 9081016, 11351270, 12972880, 18162032, 22702540, 45405080, 90810160]

約数ペア:

[(1, 90810160), (2, 45405080), (4, 22702540), (5, 18162032), (7, 12972880), (8, 11351270), (10, 9081016), (14, 6486440), (16, 5675635), (20, 4540508), (28, 3243220), (31, 2929360), (35, 2594576), (40, 2270254), (56, 1621610), (62, 1464680), (70, 1297288), (80, 1135127), (112, 810805), (124, 732340), (140, 648644), (155, 585872), (217, 418480), (248, 366170), (280, 324322), (310, 292936), (434, 209240), (496, 183085), (560, 162161), (620, 146468), (868, 104620), (1085, 83696), (1240, 73234), (1736, 52310), (2170, 41848), (2480, 36617), (3472, 26155), (4340, 20924), (5231, 17360), (8680, 10462)]