2907989825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{4919}}^1$

素因数の和:5066

約数の個数: 48

約数和(自身を含む): 4150984320

約数和(自身を除く): 1242994495

約数列:

[1, 5, 13, 17, 25, 65, 85, 107, 221, 325, 425, 535, 1105, 1391, 1819, 2675, 4919, 5525, 6955, 9095, 23647, 24595, 34775, 45475, 63947, 83623, 118235, 122975, 319735, 418115, 526333, 591175, 1087099, 1598675, 2090575, 2631665, 5435495, 6842329, 8947661, 13158325, 27177475, 34211645, 44738305, 116319593, 171058225, 223691525, 581597965, 2907989825]

約数ペア:

[(1, 2907989825), (5, 581597965), (13, 223691525), (17, 171058225), (25, 116319593), (65, 44738305), (85, 34211645), (107, 27177475), (221, 13158325), (325, 8947661), (425, 6842329), (535, 5435495), (1105, 2631665), (1391, 2090575), (1819, 1598675), (2675, 1087099), (4919, 591175), (5525, 526333), (6955, 418115), (9095, 319735), (23647, 122975), (24595, 118235), (34775, 83623), (45475, 63947)]