90982890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2521}}^1$

素因数の和:2935

約数の個数: 48

約数和(自身を含む): 237239496

約数和(自身を除く): 146256606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 802, 1203, 2005, 2406, 2521, 3609, 4010, 5042, 6015, 7218, 7563, 12030, 12605, 15126, 18045, 22689, 25210, 36090, 37815, 45378, 75630, 113445, 226890, 1010921, 2021842, 3032763, 5054605, 6065526, 9098289, 10109210, 15163815, 18196578, 30327630, 45491445, 90982890]

約数ペア:

[(1, 90982890), (2, 45491445), (3, 30327630), (5, 18196578), (6, 15163815), (9, 10109210), (10, 9098289), (15, 6065526), (18, 5054605), (30, 3032763), (45, 2021842), (90, 1010921), (401, 226890), (802, 113445), (1203, 75630), (2005, 45378), (2406, 37815), (2521, 36090), (3609, 25210), (4010, 22689), (5042, 18045), (6015, 15126), (7218, 12605), (7563, 12030)]