157085190820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{5051}}^1$

素因数の和:5681

約数の個数: 96

約数和(自身を含む): 344600395776

約数和(自身を除く): 187515204956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 487, 515, 620, 974, 1030, 1948, 2060, 2435, 3193, 4870, 5051, 6386, 9740, 10102, 12772, 15097, 15965, 20204, 25255, 30194, 31930, 50161, 50510, 60388, 63860, 75485, 100322, 101020, 150970, 156581, 200644, 250805, 301940, 313162, 501610, 520253, 626324, 782905, 1003220, 1040506, 1554991, 1565810, 2081012, 2459837, 2601265, 3109982, 3131620, 4919674, 5202530, 6219964, 7774955, 9839348, 10405060, 12299185, 15549910, 16127843, 24598370, 31099820, 32255686, 49196740, 64511372, 76254947, 80639215, 152509894, 161278430, 253363211, 305019788, 322556860, 381274735, 506726422, 762549470, 1013452844, 1266816055, 1525098940, 2533632110, 5067264220, 7854259541, 15708519082, 31417038164, 39271297705, 78542595410, 157085190820]

約数ペア:

[(1, 157085190820), (2, 78542595410), (4, 39271297705), (5, 31417038164), (10, 15708519082), (20, 7854259541), (31, 5067264220), (62, 2533632110), (103, 1525098940), (124, 1266816055), (155, 1013452844), (206, 762549470), (310, 506726422), (412, 381274735), (487, 322556860), (515, 305019788), (620, 253363211), (974, 161278430), (1030, 152509894), (1948, 80639215), (2060, 76254947), (2435, 64511372), (3193, 49196740), (4870, 32255686), (5051, 31099820), (6386, 24598370), (9740, 16127843), (10102, 15549910), (12772, 12299185), (15097, 10405060), (15965, 9839348), (20204, 7774955), (25255, 6219964), (30194, 5202530), (31930, 4919674), (50161, 3131620), (50510, 3109982), (60388, 2601265), (63860, 2459837), (75485, 2081012), (100322, 1565810), (101020, 1554991), (150970, 1040506), (156581, 1003220), (200644, 782905), (250805, 626324), (301940, 520253), (313162, 501610)]