2020137725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{31091}}^1$

素因数の和:31237

約数の個数: 24

約数和(自身を含む): 2637099072

約数和(自身を除く): 616961347

約数列:

[1, 5, 23, 25, 113, 115, 565, 575, 2599, 2825, 12995, 31091, 64975, 155455, 715093, 777275, 3513283, 3575465, 17566415, 17877325, 80805509, 87832075, 404027545, 2020137725]

約数ペア:

[(1, 2020137725), (5, 404027545), (23, 87832075), (25, 80805509), (113, 17877325), (115, 17566415), (565, 3575465), (575, 3513283), (2599, 777275), (2825, 715093), (12995, 155455), (31091, 64975)]