1210625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:182

約数の個数: 20

約数和(自身を含む): 1640100

約数和(自身を除く): 429475

約数列:

[1, 5, 13, 25, 65, 125, 149, 325, 625, 745, 1625, 1937, 3725, 8125, 9685, 18625, 48425, 93125, 242125, 1210625]

約数ペア:

[(1, 1210625), (5, 242125), (13, 93125), (25, 48425), (65, 18625), (125, 9685), (149, 8125), (325, 3725), (625, 1937), (745, 1625)]