316688090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{400871}}^1$

素因数の和:400957

約数の個数: 16

約数和(自身を含む): 577255680

約数和(自身を除く): 260567590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 400871, 801742, 2004355, 4008710, 31668809, 63337618, 158344045, 316688090]

約数ペア:

[(1, 316688090), (2, 158344045), (5, 63337618), (10, 31668809), (79, 4008710), (158, 2004355), (395, 801742), (790, 400871)]