1640257706525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{745343}}^1$

素因数の和:745526

約数の個数: 48

約数和(自身を含む): 2212598384640

約数和(自身を除く): 572340678115

約数列:

[1, 5, 19, 25, 41, 95, 113, 205, 475, 565, 779, 1025, 2147, 2825, 3895, 4633, 10735, 19475, 23165, 53675, 88027, 115825, 440135, 745343, 2200675, 3726715, 14161517, 18633575, 30559063, 70807585, 84223759, 152795315, 354037925, 421118795, 580622197, 763976575, 1600251421, 2105593975, 2903110985, 3453174119, 8001257105, 14515554925, 17265870595, 40006285525, 65610308261, 86329352975, 328051541305, 1640257706525]

約数ペア:

[(1, 1640257706525), (5, 328051541305), (19, 86329352975), (25, 65610308261), (41, 40006285525), (95, 17265870595), (113, 14515554925), (205, 8001257105), (475, 3453174119), (565, 2903110985), (779, 2105593975), (1025, 1600251421), (2147, 763976575), (2825, 580622197), (3895, 421118795), (4633, 354037925), (10735, 152795315), (19475, 84223759), (23165, 70807585), (53675, 30559063), (88027, 18633575), (115825, 14161517), (440135, 3726715), (745343, 2200675)]