78226390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3929}}^1$

素因数の和:4128

約数の個数: 32

約数和(自身を含む): 154496160

約数和(自身を除く): 76269770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 3929, 3982, 7858, 9955, 19645, 19910, 39290, 43219, 86438, 216095, 432190, 711149, 1422298, 3555745, 7111490, 7822639, 15645278, 39113195, 78226390]

約数ペア:

[(1, 78226390), (2, 39113195), (5, 15645278), (10, 7822639), (11, 7111490), (22, 3555745), (55, 1422298), (110, 711149), (181, 432190), (362, 216095), (905, 86438), (1810, 43219), (1991, 39290), (3929, 19910), (3982, 19645), (7858, 9955)]