90290530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3121}}^1$

素因数の和:3402

約数の個数: 32

約数和(自身を含む): 178028928

約数和(自身を除く): 87738398

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 3121, 5786, 6242, 14465, 15605, 28930, 31210, 34331, 68662, 171655, 343310, 820823, 1641646, 4104115, 8208230, 9029053, 18058106, 45145265, 90290530]

約数ペア:

[(1, 90290530), (2, 45145265), (5, 18058106), (10, 9029053), (11, 8208230), (22, 4104115), (55, 1641646), (110, 820823), (263, 343310), (526, 171655), (1315, 68662), (2630, 34331), (2893, 31210), (3121, 28930), (5786, 15605), (6242, 14465)]