31288100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{10789}}^1$

素因数の和:10832

約数の個数: 36

約数和(自身を含む): 70242900

約数和(自身を除く): 38954800

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 10789, 21578, 43156, 53945, 107890, 215780, 269725, 312881, 539450, 625762, 1078900, 1251524, 1564405, 3128810, 6257620, 7822025, 15644050, 31288100]

約数ペア:

[(1, 31288100), (2, 15644050), (4, 7822025), (5, 6257620), (10, 3128810), (20, 1564405), (25, 1251524), (29, 1078900), (50, 625762), (58, 539450), (100, 312881), (116, 269725), (145, 215780), (290, 107890), (580, 53945), (725, 43156), (1450, 21578), (2900, 10789)]