64088540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{31727}}^1$

素因数の和:31837

約数の個数: 24

約数和(自身を含む): 135922752

約数和(自身を除く): 71834212

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 31727, 63454, 126908, 158635, 317270, 634540, 3204427, 6408854, 12817708, 16022135, 32044270, 64088540]

約数ペア:

[(1, 64088540), (2, 32044270), (4, 16022135), (5, 12817708), (10, 6408854), (20, 3204427), (101, 634540), (202, 317270), (404, 158635), (505, 126908), (1010, 63454), (2020, 31727)]