81699910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{3517}}^1$

素因数の和:3648

約数の個数: 32

約数和(自身を含む): 155017152

約数和(自身を除く): 73317242

約数列:

[1, 2, 5, 10, 23, 46, 101, 115, 202, 230, 505, 1010, 2323, 3517, 4646, 7034, 11615, 17585, 23230, 35170, 80891, 161782, 355217, 404455, 710434, 808910, 1776085, 3552170, 8169991, 16339982, 40849955, 81699910]

約数ペア:

[(1, 81699910), (2, 40849955), (5, 16339982), (10, 8169991), (23, 3552170), (46, 1776085), (101, 808910), (115, 710434), (202, 404455), (230, 355217), (505, 161782), (1010, 80891), (2323, 35170), (3517, 23230), (4646, 17585), (7034, 11615)]