89982680

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7949}}^1$

素因数の和:8243

約数の個数: 32

約数和(自身を含む): 203202000

約数和(自身を除く): 113219320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 7949, 11320, 15898, 31796, 39745, 63592, 79490, 158980, 317960, 2249567, 4499134, 8998268, 11247835, 17996536, 22495670, 44991340, 89982680]

約数ペア:

[(1, 89982680), (2, 44991340), (4, 22495670), (5, 17996536), (8, 11247835), (10, 8998268), (20, 4499134), (40, 2249567), (283, 317960), (566, 158980), (1132, 79490), (1415, 63592), (2264, 39745), (2830, 31796), (5660, 15898), (7949, 11320)]