71531260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1021}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 156586752

約数和(自身を除く): 85055492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 1021, 1130, 2042, 2260, 3503, 4084, 5105, 7006, 10210, 14012, 17515, 20420, 31651, 35030, 63302, 70060, 115373, 126604, 158255, 230746, 316510, 461492, 576865, 633020, 1153730, 2307460, 3576563, 7153126, 14306252, 17882815, 35765630, 71531260]

約数ペア:

[(1, 71531260), (2, 35765630), (4, 17882815), (5, 14306252), (10, 7153126), (20, 3576563), (31, 2307460), (62, 1153730), (113, 633020), (124, 576865), (155, 461492), (226, 316510), (310, 230746), (452, 158255), (565, 126604), (620, 115373), (1021, 70060), (1130, 63302), (2042, 35030), (2260, 31651), (3503, 20420), (4084, 17515), (5105, 14012), (7006, 10210)]