99679960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{85931}}^1$

素因数の和:85971

約数の個数: 32

約数和(自身を含む): 232016400

約数和(自身を除く): 132336440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 85931, 171862, 343724, 429655, 687448, 859310, 1718620, 2491999, 3437240, 4983998, 9967996, 12459995, 19935992, 24919990, 49839980, 99679960]

約数ペア:

[(1, 99679960), (2, 49839980), (4, 24919990), (5, 19935992), (8, 12459995), (10, 9967996), (20, 4983998), (29, 3437240), (40, 2491999), (58, 1718620), (116, 859310), (145, 687448), (232, 429655), (290, 343724), (580, 171862), (1160, 85931)]