78507650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 158193000

約数和(自身を除く): 79685350

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 269, 325, 449, 538, 650, 898, 1345, 2245, 2690, 3497, 4490, 5837, 6725, 6994, 11225, 11674, 13450, 17485, 22450, 29185, 34970, 58370, 87425, 120781, 145925, 174850, 241562, 291850, 603905, 1207810, 1570153, 3019525, 3140306, 6039050, 7850765, 15701530, 39253825, 78507650]

約数ペア:

[(1, 78507650), (2, 39253825), (5, 15701530), (10, 7850765), (13, 6039050), (25, 3140306), (26, 3019525), (50, 1570153), (65, 1207810), (130, 603905), (269, 291850), (325, 241562), (449, 174850), (538, 145925), (650, 120781), (898, 87425), (1345, 58370), (2245, 34970), (2690, 29185), (3497, 22450), (4490, 17485), (5837, 13450), (6725, 11674), (6994, 11225)]