85326520

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3943}}^1$

素因数の和:4495

約数の個数: 32

約数和(自身を含む): 192388320

約数和(自身を除く): 107061800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 3943, 4328, 5410, 7886, 10820, 15772, 19715, 21640, 31544, 39430, 78860, 157720, 2133163, 4266326, 8532652, 10665815, 17065304, 21331630, 42663260, 85326520]

約数ペア:

[(1, 85326520), (2, 42663260), (4, 21331630), (5, 17065304), (8, 10665815), (10, 8532652), (20, 4266326), (40, 2133163), (541, 157720), (1082, 78860), (2164, 39430), (2705, 31544), (3943, 21640), (4328, 19715), (5410, 15772), (7886, 10820)]