1313303685640

素因数分解:

$2^3\times 5^1\times {\mathrm{47161}}^1\times {\mathrm{696181}}^1$

素因数の和:743353

約数の個数: 32

約数和(自身を含む): 2955000193560

約数和(自身を除く): 1641696507920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47161, 94322, 188644, 235805, 377288, 471610, 696181, 943220, 1392362, 1886440, 2784724, 3480905, 5569448, 6961810, 13923620, 27847240, 32832592141, 65665184282, 131330368564, 164162960705, 262660737128, 328325921410, 656651842820, 1313303685640]

約数ペア:

[(1, 1313303685640), (2, 656651842820), (4, 328325921410), (5, 262660737128), (8, 164162960705), (10, 131330368564), (20, 65665184282), (40, 32832592141), (47161, 27847240), (94322, 13923620), (188644, 6961810), (235805, 5569448), (377288, 3480905), (471610, 2784724), (696181, 1886440), (943220, 1392362)]