40470625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 57862728

約数和(自身を除く): 17392103

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 293, 325, 425, 625, 1105, 1465, 1625, 2125, 3809, 4981, 5525, 7325, 8125, 10625, 19045, 24905, 27625, 36625, 64753, 95225, 124525, 138125, 183125, 323765, 476125, 622625, 1618825, 2380625, 3113125, 8094125, 40470625]

約数ペア:

[(1, 40470625), (5, 8094125), (13, 3113125), (17, 2380625), (25, 1618825), (65, 622625), (85, 476125), (125, 323765), (221, 183125), (293, 138125), (325, 124525), (425, 95225), (625, 64753), (1105, 36625), (1465, 27625), (1625, 24905), (2125, 19045), (3809, 10625), (4981, 8125), (5525, 7325)]