68851915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 97251840

約数和(自身を除く): 28399925

約数列:

[1, 5, 11, 19, 41, 55, 95, 205, 209, 451, 779, 1045, 1607, 2255, 3895, 8035, 8569, 17677, 30533, 42845, 65887, 88385, 152665, 329435, 335863, 724757, 1251853, 1679315, 3623785, 6259265, 13770383, 68851915]

約数ペア:

[(1, 68851915), (5, 13770383), (11, 6259265), (19, 3623785), (41, 1679315), (55, 1251853), (95, 724757), (205, 335863), (209, 329435), (451, 152665), (779, 88385), (1045, 65887), (1607, 42845), (2255, 30533), (3895, 17677), (8035, 8569)]