166495660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 356751360

約数和(自身を除く): 190255700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 167, 316, 334, 395, 631, 668, 790, 835, 1262, 1580, 1670, 2524, 3155, 3340, 6310, 12620, 13193, 26386, 49849, 52772, 65965, 99698, 105377, 131930, 199396, 210754, 249245, 263860, 421508, 498490, 526885, 996980, 1053770, 2107540, 8324783, 16649566, 33299132, 41623915, 83247830, 166495660]

約数ペア:

[(1, 166495660), (2, 83247830), (4, 41623915), (5, 33299132), (10, 16649566), (20, 8324783), (79, 2107540), (158, 1053770), (167, 996980), (316, 526885), (334, 498490), (395, 421508), (631, 263860), (668, 249245), (790, 210754), (835, 199396), (1262, 131930), (1580, 105377), (1670, 99698), (2524, 65965), (3155, 52772), (3340, 49849), (6310, 26386), (12620, 13193)]