80173996

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21529}}^1$

素因数の和:21566

約数の個数: 36

約数和(自身を含む): 171809400

約数和(自身を除く): 91635404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21529, 43058, 86116, 150703, 301406, 409051, 602812, 818102, 1054921, 1636204, 2109842, 2863357, 4219684, 5726714, 11453428, 20043499, 40086998, 80173996]

約数ペア:

[(1, 80173996), (2, 40086998), (4, 20043499), (7, 11453428), (14, 5726714), (19, 4219684), (28, 2863357), (38, 2109842), (49, 1636204), (76, 1054921), (98, 818102), (133, 602812), (196, 409051), (266, 301406), (532, 150703), (931, 86116), (1862, 43058), (3724, 21529)]