1871164175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 2503768320

約数和(自身を除く): 632604145

約数列:

[1, 5, 19, 25, 71, 95, 113, 355, 475, 491, 565, 1349, 1775, 2147, 2455, 2825, 6745, 8023, 9329, 10735, 12275, 33725, 34861, 40115, 46645, 53675, 55483, 152437, 174305, 200575, 233225, 277415, 662359, 762185, 871525, 1054177, 1387075, 3311795, 3810925, 3939293, 5270885, 16558975, 19696465, 26354425, 74846567, 98482325, 374232835, 1871164175]

約数ペア:

[(1, 1871164175), (5, 374232835), (19, 98482325), (25, 74846567), (71, 26354425), (95, 19696465), (113, 16558975), (355, 5270885), (475, 3939293), (491, 3810925), (565, 3311795), (1349, 1387075), (1775, 1054177), (2147, 871525), (2455, 762185), (2825, 662359), (6745, 277415), (8023, 233225), (9329, 200575), (10735, 174305), (12275, 152437), (33725, 55483), (34861, 53675), (40115, 46645)]