85140520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3863}}^1$

素因数の和:3922

約数の個数: 64

約数和(自身を含む): 208656000

約数和(自身を除く): 123515480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 3863, 4408, 5510, 7726, 11020, 15452, 19315, 22040, 30904, 38630, 73397, 77260, 112027, 146794, 154520, 224054, 293588, 366985, 448108, 560135, 587176, 733970, 896216, 1120270, 1467940, 2128513, 2240540, 2935880, 4257026, 4481080, 8514052, 10642565, 17028104, 21285130, 42570260, 85140520]

約数ペア:

[(1, 85140520), (2, 42570260), (4, 21285130), (5, 17028104), (8, 10642565), (10, 8514052), (19, 4481080), (20, 4257026), (29, 2935880), (38, 2240540), (40, 2128513), (58, 1467940), (76, 1120270), (95, 896216), (116, 733970), (145, 587176), (152, 560135), (190, 448108), (232, 366985), (290, 293588), (380, 224054), (551, 154520), (580, 146794), (760, 112027), (1102, 77260), (1160, 73397), (2204, 38630), (2755, 30904), (3863, 22040), (4408, 19315), (5510, 15452), (7726, 11020)]