64702190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31873}}^1$

素因数の和:31916

約数の個数: 32

約数和(自身を含む): 137695680

約数和(自身を除く): 72993490

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 31873, 63746, 159365, 223111, 318730, 446222, 924317, 1115555, 1848634, 2231110, 4621585, 6470219, 9243170, 12940438, 32351095, 64702190]

約数ペア:

[(1, 64702190), (2, 32351095), (5, 12940438), (7, 9243170), (10, 6470219), (14, 4621585), (29, 2231110), (35, 1848634), (58, 1115555), (70, 924317), (145, 446222), (203, 318730), (290, 223111), (406, 159365), (1015, 63746), (2030, 31873)]