129169825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 170212320

約数和(自身を除く): 41042495

約数列:

[1, 5, 17, 25, 85, 425, 491, 619, 2455, 3095, 8347, 10523, 12275, 15475, 41735, 52615, 208675, 263075, 303929, 1519645, 5166793, 7598225, 25833965, 129169825]

約数ペア:

[(1, 129169825), (5, 25833965), (17, 7598225), (25, 5166793), (85, 1519645), (425, 303929), (491, 263075), (619, 208675), (2455, 52615), (3095, 41735), (8347, 15475), (10523, 12275)]