205652181320

素因数分解:

$2^3\times 5^1\times {\mathrm{5141304533}}^1$

素因数の和:5141304544

約数の個数: 16

約数和(自身を含む): 462717408060

約数和(自身を除く): 257065226740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5141304533, 10282609066, 20565218132, 25706522665, 41130436264, 51413045330, 102826090660, 205652181320]

約数ペア:

[(1, 205652181320), (2, 102826090660), (4, 51413045330), (5, 41130436264), (8, 25706522665), (10, 20565218132), (20, 10282609066), (40, 5141304533)]