166804520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{143797}}^1$

素因数の和:143837

約数の個数: 32

約数和(自身を含む): 388254600

約数和(自身を除く): 221450080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 143797, 287594, 575188, 718985, 1150376, 1437970, 2875940, 4170113, 5751880, 8340226, 16680452, 20850565, 33360904, 41701130, 83402260, 166804520]

約数ペア:

[(1, 166804520), (2, 83402260), (4, 41701130), (5, 33360904), (8, 20850565), (10, 16680452), (20, 8340226), (29, 5751880), (40, 4170113), (58, 2875940), (116, 1437970), (145, 1150376), (232, 718985), (290, 575188), (580, 287594), (1160, 143797)]