64686005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1621}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 81281664

約数和(自身を除く): 16595659

約数列:

[1, 5, 23, 115, 347, 1621, 1735, 7981, 8105, 37283, 39905, 186415, 562487, 2812435, 12937201, 64686005]

約数ペア:

[(1, 64686005), (5, 12937201), (23, 2812435), (115, 562487), (347, 186415), (1621, 39905), (1735, 37283), (7981, 8105)]