68618320

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{967}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 159882624

約数和(自身を除く): 91264304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 967, 1774, 1934, 3548, 3868, 4435, 4835, 7096, 7736, 8870, 9670, 14192, 15472, 17740, 19340, 35480, 38680, 70960, 77360, 857729, 1715458, 3430916, 4288645, 6861832, 8577290, 13723664, 17154580, 34309160, 68618320]

約数ペア:

[(1, 68618320), (2, 34309160), (4, 17154580), (5, 13723664), (8, 8577290), (10, 6861832), (16, 4288645), (20, 3430916), (40, 1715458), (80, 857729), (887, 77360), (967, 70960), (1774, 38680), (1934, 35480), (3548, 19340), (3868, 17740), (4435, 15472), (4835, 14192), (7096, 9670), (7736, 8870)]