90021596

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 191520000

約数和(自身を除く): 101498404

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 379, 476, 499, 758, 998, 1516, 1996, 2653, 3493, 5306, 6443, 6986, 8483, 10612, 12886, 13972, 16966, 25772, 33932, 45101, 59381, 90202, 118762, 180404, 189121, 237524, 378242, 756484, 1323847, 2647694, 3215057, 5295388, 6430114, 12860228, 22505399, 45010798, 90021596]

約数ペア:

[(1, 90021596), (2, 45010798), (4, 22505399), (7, 12860228), (14, 6430114), (17, 5295388), (28, 3215057), (34, 2647694), (68, 1323847), (119, 756484), (238, 378242), (379, 237524), (476, 189121), (499, 180404), (758, 118762), (998, 90202), (1516, 59381), (1996, 45101), (2653, 33932), (3493, 25772), (5306, 16966), (6443, 13972), (6986, 12886), (8483, 10612)]