161858992

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{128053}}^1$

素因数の和:128140

約数の個数: 20

約数和(自身を含む): 317573920

約数和(自身を除く): 155714928

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 128053, 256106, 512212, 1024424, 2048848, 10116187, 20232374, 40464748, 80929496, 161858992]

約数ペア:

[(1, 161858992), (2, 80929496), (4, 40464748), (8, 20232374), (16, 10116187), (79, 2048848), (158, 1024424), (316, 512212), (632, 256106), (1264, 128053)]