129060956840

素因数分解:

$2^3\times 5^1\times {\mathrm{20201}}^1\times {\mathrm{159721}}^1$

素因数の和:179933

約数の個数: 32

約数和(自身を含む): 290403345960

約数和(自身を除く): 161342389120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20201, 40402, 80804, 101005, 159721, 161608, 202010, 319442, 404020, 638884, 798605, 808040, 1277768, 1597210, 3194420, 6388840, 3226523921, 6453047842, 12906095684, 16132619605, 25812191368, 32265239210, 64530478420, 129060956840]

約数ペア:

[(1, 129060956840), (2, 64530478420), (4, 32265239210), (5, 25812191368), (8, 16132619605), (10, 12906095684), (20, 6453047842), (40, 3226523921), (20201, 6388840), (40402, 3194420), (80804, 1597210), (101005, 1277768), (159721, 808040), (161608, 798605), (202010, 638884), (319442, 404020)]