104406640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100391}}^1$

素因数の和:100417

約数の個数: 40

約数和(自身を含む): 261420768

約数和(自身を除く): 157014128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 100391, 200782, 401564, 501955, 803128, 1003910, 1305083, 1606256, 2007820, 2610166, 4015640, 5220332, 6525415, 8031280, 10440664, 13050830, 20881328, 26101660, 52203320, 104406640]

約数ペア:

[(1, 104406640), (2, 52203320), (4, 26101660), (5, 20881328), (8, 13050830), (10, 10440664), (13, 8031280), (16, 6525415), (20, 5220332), (26, 4015640), (40, 2610166), (52, 2007820), (65, 1606256), (80, 1305083), (104, 1003910), (130, 803128), (208, 501955), (260, 401564), (520, 200782), (1040, 100391)]