64844080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{115793}}^1$

素因数の和:115813

約数の個数: 40

約数和(自身を含む): 172301472

約数和(自身を除く): 107457392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 115793, 231586, 463172, 578965, 810551, 926344, 1157930, 1621102, 1852688, 2315860, 3242204, 4052755, 4631720, 6484408, 8105510, 9263440, 12968816, 16211020, 32422040, 64844080]

約数ペア:

[(1, 64844080), (2, 32422040), (4, 16211020), (5, 12968816), (7, 9263440), (8, 8105510), (10, 6484408), (14, 4631720), (16, 4052755), (20, 3242204), (28, 2315860), (35, 1852688), (40, 1621102), (56, 1157930), (70, 926344), (80, 810551), (112, 578965), (140, 463172), (280, 231586), (560, 115793)]