99716840

素因数分解:

$2^3\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1931}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 224652960

約数和(自身を除く): 124936120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1291, 1931, 2582, 3862, 5164, 6455, 7724, 9655, 10328, 12910, 15448, 19310, 25820, 38620, 51640, 77240, 2492921, 4985842, 9971684, 12464605, 19943368, 24929210, 49858420, 99716840]

約数ペア:

[(1, 99716840), (2, 49858420), (4, 24929210), (5, 19943368), (8, 12464605), (10, 9971684), (20, 4985842), (40, 2492921), (1291, 77240), (1931, 51640), (2582, 38620), (3862, 25820), (5164, 19310), (6455, 15448), (7724, 12910), (9655, 10328)]