91550005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 27059915

約数列:

[1, 5, 23, 59, 103, 115, 131, 295, 515, 655, 1357, 2369, 3013, 6077, 6785, 7729, 11845, 13493, 15065, 30385, 38645, 67465, 139771, 177767, 310339, 698855, 796087, 888835, 1551695, 3980435, 18310001, 91550005]

約数ペア:

[(1, 91550005), (5, 18310001), (23, 3980435), (59, 1551695), (103, 888835), (115, 796087), (131, 698855), (295, 310339), (515, 177767), (655, 139771), (1357, 67465), (2369, 38645), (3013, 30385), (6077, 15065), (6785, 13493), (7729, 11845)]