1648256

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 3345600

約数和(自身を除く): 1697344

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 163, 316, 326, 632, 652, 1264, 1304, 2528, 2608, 5056, 5216, 10112, 10432, 12877, 20864, 25754, 51508, 103016, 206032, 412064, 824128, 1648256]

約数ペア:

[(1, 1648256), (2, 824128), (4, 412064), (8, 206032), (16, 103016), (32, 51508), (64, 25754), (79, 20864), (128, 12877), (158, 10432), (163, 10112), (316, 5216), (326, 5056), (632, 2608), (652, 2528), (1264, 1304)]