200721010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{6653}}^1$

素因数の和:7098

約数の個数: 32

約数和(自身を含む): 413932032

約数和(自身を除く): 213211022

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 862, 2155, 3017, 4310, 6034, 6653, 13306, 15085, 30170, 33265, 46571, 66530, 93142, 232855, 465710, 2867443, 5734886, 14337215, 20072101, 28674430, 40144202, 100360505, 200721010]

約数ペア:

[(1, 200721010), (2, 100360505), (5, 40144202), (7, 28674430), (10, 20072101), (14, 14337215), (35, 5734886), (70, 2867443), (431, 465710), (862, 232855), (2155, 93142), (3017, 66530), (4310, 46571), (6034, 33265), (6653, 30170), (13306, 15085)]