89123960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{76831}}^1$

素因数の和:76871

約数の個数: 32

約数和(自身を含む): 207446400

約数和(自身を除く): 118322440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 76831, 153662, 307324, 384155, 614648, 768310, 1536620, 2228099, 3073240, 4456198, 8912396, 11140495, 17824792, 22280990, 44561980, 89123960]

約数ペア:

[(1, 89123960), (2, 44561980), (4, 22280990), (5, 17824792), (8, 11140495), (10, 8912396), (20, 4456198), (29, 3073240), (40, 2228099), (58, 1536620), (116, 768310), (145, 614648), (232, 384155), (290, 307324), (580, 153662), (1160, 76831)]