65996980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{471407}}^1$

素因数の和:471423

約数の個数: 24

約数和(自身を含む): 158393088

約数和(自身を除く): 92396108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 471407, 942814, 1885628, 2357035, 3299849, 4714070, 6599698, 9428140, 13199396, 16499245, 32998490, 65996980]

約数ペア:

[(1, 65996980), (2, 32998490), (4, 16499245), (5, 13199396), (7, 9428140), (10, 6599698), (14, 4714070), (20, 3299849), (28, 2357035), (35, 1885628), (70, 942814), (140, 471407)]