71891103640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17449297}}^1$

素因数の和:17449411

約数の個数: 32

約数和(自身を含む): 163325429280

約数和(自身を除く): 91434325640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17449297, 34898594, 69797188, 87246485, 139594376, 174492970, 348985940, 697971880, 1797277591, 3594555182, 7189110364, 8986387955, 14378220728, 17972775910, 35945551820, 71891103640]

約数ペア:

[(1, 71891103640), (2, 35945551820), (4, 17972775910), (5, 14378220728), (8, 8986387955), (10, 7189110364), (20, 3594555182), (40, 1797277591), (103, 697971880), (206, 348985940), (412, 174492970), (515, 139594376), (824, 87246485), (1030, 69797188), (2060, 34898594), (4120, 17449297)]