74751625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 101451168

約数和(自身を除く): 26699543

約数列:

[1, 5, 13, 25, 65, 125, 157, 293, 325, 785, 1465, 1625, 2041, 3809, 3925, 7325, 10205, 19045, 19625, 36625, 46001, 51025, 95225, 230005, 255125, 476125, 598013, 1150025, 2990065, 5750125, 14950325, 74751625]

約数ペア:

[(1, 74751625), (5, 14950325), (13, 5750125), (25, 2990065), (65, 1150025), (125, 598013), (157, 476125), (293, 255125), (325, 230005), (785, 95225), (1465, 51025), (1625, 46001), (2041, 36625), (3809, 19625), (3925, 19045), (7325, 10205)]