101629580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{390883}}^1$

素因数の和:390905

約数の個数: 24

約数和(自身を含む): 229839792

約数和(自身を除く): 128210212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 390883, 781766, 1563532, 1954415, 3908830, 5081479, 7817660, 10162958, 20325916, 25407395, 50814790, 101629580]

約数ペア:

[(1, 101629580), (2, 50814790), (4, 25407395), (5, 20325916), (10, 10162958), (13, 7817660), (20, 5081479), (26, 3908830), (52, 1954415), (65, 1563532), (130, 781766), (260, 390883)]