31191550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 63870912

約数和(自身を除く): 32679362

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 235, 325, 470, 611, 650, 1021, 1175, 1222, 2042, 2350, 3055, 5105, 6110, 10210, 13273, 15275, 25525, 26546, 30550, 47987, 51050, 66365, 95974, 132730, 239935, 331825, 479870, 623831, 663650, 1199675, 1247662, 2399350, 3119155, 6238310, 15595775, 31191550]

約数ペア:

[(1, 31191550), (2, 15595775), (5, 6238310), (10, 3119155), (13, 2399350), (25, 1247662), (26, 1199675), (47, 663650), (50, 623831), (65, 479870), (94, 331825), (130, 239935), (235, 132730), (325, 95974), (470, 66365), (611, 51050), (650, 47987), (1021, 30550), (1175, 26546), (1222, 25525), (2042, 15275), (2350, 13273), (3055, 10210), (5105, 6110)]