164091376

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{65323}}^1$

素因数の和:65488

約数の個数: 20

約数和(自身を含む): 319956952

約数和(自身を除く): 155865576

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 65323, 130646, 261292, 522584, 1045168, 10255711, 20511422, 41022844, 82045688, 164091376]

約数ペア:

[(1, 164091376), (2, 82045688), (4, 41022844), (8, 20511422), (16, 10255711), (157, 1045168), (314, 522584), (628, 261292), (1256, 130646), (2512, 65323)]