90779740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 196862400

約数和(自身を除く): 106082660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 149, 164, 205, 298, 410, 596, 743, 745, 820, 1486, 1490, 2972, 2980, 3715, 6109, 7430, 12218, 14860, 24436, 30463, 30545, 60926, 61090, 110707, 121852, 122180, 152315, 221414, 304630, 442828, 553535, 609260, 1107070, 2214140, 4538987, 9077974, 18155948, 22694935, 45389870, 90779740]

約数ペア:

[(1, 90779740), (2, 45389870), (4, 22694935), (5, 18155948), (10, 9077974), (20, 4538987), (41, 2214140), (82, 1107070), (149, 609260), (164, 553535), (205, 442828), (298, 304630), (410, 221414), (596, 152315), (743, 122180), (745, 121852), (820, 110707), (1486, 61090), (1490, 60926), (2972, 30545), (2980, 30463), (3715, 24436), (6109, 14860), (7430, 12218)]