80647196

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 165473280

約数和(自身を除く): 84826084

約数列:

[1, 2, 4, 7, 14, 28, 71, 113, 142, 226, 284, 359, 452, 497, 718, 791, 994, 1436, 1582, 1988, 2513, 3164, 5026, 8023, 10052, 16046, 25489, 32092, 40567, 50978, 56161, 81134, 101956, 112322, 162268, 178423, 224644, 283969, 356846, 567938, 713692, 1135876, 2880257, 5760514, 11521028, 20161799, 40323598, 80647196]

約数ペア:

[(1, 80647196), (2, 40323598), (4, 20161799), (7, 11521028), (14, 5760514), (28, 2880257), (71, 1135876), (113, 713692), (142, 567938), (226, 356846), (284, 283969), (359, 224644), (452, 178423), (497, 162268), (718, 112322), (791, 101956), (994, 81134), (1436, 56161), (1582, 50978), (1988, 40567), (2513, 32092), (3164, 25489), (5026, 16046), (8023, 10052)]