25311840020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{887}}^1\times {\mathrm{7883}}^1$

素因数の和:8960

約数の個数: 48

約数和(自身を含む): 53515582848

約数和(自身を除く): 28203742828

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 887, 905, 1774, 1810, 3548, 3620, 4435, 7883, 8870, 15766, 17740, 31532, 39415, 78830, 157660, 160547, 321094, 642188, 802735, 1426823, 1605470, 2853646, 3210940, 5707292, 6992221, 7134115, 13984442, 14268230, 27968884, 28536460, 34961105, 69922210, 139844420, 1265592001, 2531184002, 5062368004, 6327960005, 12655920010, 25311840020]

約数ペア:

[(1, 25311840020), (2, 12655920010), (4, 6327960005), (5, 5062368004), (10, 2531184002), (20, 1265592001), (181, 139844420), (362, 69922210), (724, 34961105), (887, 28536460), (905, 27968884), (1774, 14268230), (1810, 13984442), (3548, 7134115), (3620, 6992221), (4435, 5707292), (7883, 3210940), (8870, 2853646), (15766, 1605470), (17740, 1426823), (31532, 802735), (39415, 642188), (78830, 321094), (157660, 160547)]