25291090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12101}}^1$

素因数の和:12138

約数の個数: 32

約数和(自身を含む): 52280640

約数和(自身を除く): 26989550

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 12101, 24202, 60505, 121010, 133111, 229919, 266222, 459838, 665555, 1149595, 1331110, 2299190, 2529109, 5058218, 12645545, 25291090]

約数ペア:

[(1, 25291090), (2, 12645545), (5, 5058218), (10, 2529109), (11, 2299190), (19, 1331110), (22, 1149595), (38, 665555), (55, 459838), (95, 266222), (110, 229919), (190, 133111), (209, 121010), (418, 60505), (1045, 24202), (2090, 12101)]