81582928

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19687}}^1$

素因数の和:19739

約数の個数: 40

約数和(自身を含む): 185539712

約数和(自身を除く): 103956784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 19687, 39374, 78748, 137809, 157496, 275618, 314992, 551236, 728419, 1102472, 1456838, 2204944, 2913676, 5098933, 5827352, 10197866, 11654704, 20395732, 40791464, 81582928]

約数ペア:

[(1, 81582928), (2, 40791464), (4, 20395732), (7, 11654704), (8, 10197866), (14, 5827352), (16, 5098933), (28, 2913676), (37, 2204944), (56, 1456838), (74, 1102472), (112, 728419), (148, 551236), (259, 314992), (296, 275618), (518, 157496), (592, 137809), (1036, 78748), (2072, 39374), (4144, 19687)]