25619620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 58339008

約数和(自身を除く): 32719388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 467, 844, 934, 1055, 1868, 2110, 2335, 2743, 4220, 4670, 5486, 6071, 9340, 10972, 12142, 13715, 24284, 27430, 30355, 54860, 60710, 98537, 121420, 197074, 394148, 492685, 985370, 1280981, 1970740, 2561962, 5123924, 6404905, 12809810, 25619620]

約数ペア:

[(1, 25619620), (2, 12809810), (4, 6404905), (5, 5123924), (10, 2561962), (13, 1970740), (20, 1280981), (26, 985370), (52, 492685), (65, 394148), (130, 197074), (211, 121420), (260, 98537), (422, 60710), (467, 54860), (844, 30355), (934, 27430), (1055, 24284), (1868, 13715), (2110, 12142), (2335, 10972), (2743, 9340), (4220, 6071), (4670, 5486)]