72987008

素因数分解:

$2^7\times {\mathrm{223}}^1\times {\mathrm{2557}}^1$

素因数の和:2794

約数の個数: 32

約数和(自身を含む): 146112960

約数和(自身を除く): 73125952

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 446, 892, 1784, 2557, 3568, 5114, 7136, 10228, 14272, 20456, 28544, 40912, 81824, 163648, 327296, 570211, 1140422, 2280844, 4561688, 9123376, 18246752, 36493504, 72987008]

約数ペア:

[(1, 72987008), (2, 36493504), (4, 18246752), (8, 9123376), (16, 4561688), (32, 2280844), (64, 1140422), (128, 570211), (223, 327296), (446, 163648), (892, 81824), (1784, 40912), (2557, 28544), (3568, 20456), (5114, 14272), (7136, 10228)]