136677920

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5441}}^1$

素因数の和:5613

約数の個数: 48

約数和(自身を含む): 325018008

約数和(自身を除く): 188340088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 5441, 6280, 10882, 12560, 21764, 25120, 27205, 43528, 54410, 87056, 108820, 174112, 217640, 435280, 854237, 870560, 1708474, 3416948, 4271185, 6833896, 8542370, 13667792, 17084740, 27335584, 34169480, 68338960, 136677920]

約数ペア:

[(1, 136677920), (2, 68338960), (4, 34169480), (5, 27335584), (8, 17084740), (10, 13667792), (16, 8542370), (20, 6833896), (32, 4271185), (40, 3416948), (80, 1708474), (157, 870560), (160, 854237), (314, 435280), (628, 217640), (785, 174112), (1256, 108820), (1570, 87056), (2512, 54410), (3140, 43528), (5024, 27205), (5441, 25120), (6280, 21764), (10882, 12560)]