520015855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{733}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 676454400

約数和(自身を除く): 156438545

約数列:

[1, 5, 23, 31, 115, 155, 199, 713, 733, 995, 3565, 3665, 4577, 6169, 16859, 22723, 22885, 30845, 84295, 113615, 141887, 145867, 522629, 709435, 729335, 2613145, 3354941, 4521877, 16774705, 22609385, 104003171, 520015855]

約数ペア:

[(1, 520015855), (5, 104003171), (23, 22609385), (31, 16774705), (115, 4521877), (155, 3354941), (199, 2613145), (713, 729335), (733, 709435), (995, 522629), (3565, 145867), (3665, 141887), (4577, 113615), (6169, 84295), (16859, 30845), (22723, 22885)]