65247260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{250951}}^1$

素因数の和:250973

約数の個数: 24

約数和(自身を含む): 147559776

約数和(自身を除く): 82312516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 250951, 501902, 1003804, 1254755, 2509510, 3262363, 5019020, 6524726, 13049452, 16311815, 32623630, 65247260]

約数ペア:

[(1, 65247260), (2, 32623630), (4, 16311815), (5, 13049452), (10, 6524726), (13, 5019020), (20, 3262363), (26, 2509510), (52, 1254755), (65, 1003804), (130, 501902), (260, 250951)]