208905991060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{803484581}}^1$

素因数の和:803484603

約数の個数: 24

約数和(自身を含む): 472448934216

約数和(自身を除く): 263542943156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 803484581, 1606969162, 3213938324, 4017422905, 8034845810, 10445299553, 16069691620, 20890599106, 41781198212, 52226497765, 104452995530, 208905991060]

約数ペア:

[(1, 208905991060), (2, 104452995530), (4, 52226497765), (5, 41781198212), (10, 20890599106), (13, 16069691620), (20, 10445299553), (26, 8034845810), (52, 4017422905), (65, 3213938324), (130, 1606969162), (260, 803484581)]