74620225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{521}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 98451288

約数和(自身を除く): 23831063

約数列:

[1, 5, 17, 25, 85, 337, 425, 521, 1685, 2605, 5729, 8425, 8857, 13025, 28645, 44285, 143225, 175577, 221425, 877885, 2984809, 4389425, 14924045, 74620225]

約数ペア:

[(1, 74620225), (5, 14924045), (17, 4389425), (25, 2984809), (85, 877885), (337, 221425), (425, 175577), (521, 143225), (1685, 44285), (2605, 28645), (5729, 13025), (8425, 8857)]