156827990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{2801}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 308668320

約数和(自身を除く): 151840330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 1018, 2545, 2801, 5090, 5599, 5602, 11198, 14005, 27995, 28010, 30811, 55990, 61622, 154055, 308110, 1425709, 2851418, 7128545, 14257090, 15682799, 31365598, 78413995, 156827990]

約数ペア:

[(1, 156827990), (2, 78413995), (5, 31365598), (10, 15682799), (11, 14257090), (22, 7128545), (55, 2851418), (110, 1425709), (509, 308110), (1018, 154055), (2545, 61622), (2801, 55990), (5090, 30811), (5599, 28010), (5602, 27995), (11198, 14005)]