157055480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 362119680

約数和(自身を除く): 205064200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 191, 244, 305, 337, 382, 488, 610, 674, 764, 955, 1220, 1348, 1528, 1685, 1910, 2440, 2696, 3370, 3820, 6740, 7640, 11651, 13480, 20557, 23302, 41114, 46604, 58255, 64367, 82228, 93208, 102785, 116510, 128734, 164456, 205570, 233020, 257468, 321835, 411140, 466040, 514936, 643670, 822280, 1287340, 2574680, 3926387, 7852774, 15705548, 19631935, 31411096, 39263870, 78527740, 157055480]

約数ペア:

[(1, 157055480), (2, 78527740), (4, 39263870), (5, 31411096), (8, 19631935), (10, 15705548), (20, 7852774), (40, 3926387), (61, 2574680), (122, 1287340), (191, 822280), (244, 643670), (305, 514936), (337, 466040), (382, 411140), (488, 321835), (610, 257468), (674, 233020), (764, 205570), (955, 164456), (1220, 128734), (1348, 116510), (1528, 102785), (1685, 93208), (1910, 82228), (2440, 64367), (2696, 58255), (3370, 46604), (3820, 41114), (6740, 23302), (7640, 20557), (11651, 13480)]