80691436

素因数分解:

$2^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 166566400

約数和(自身を除く): 85874964

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 343, 412, 571, 686, 721, 1142, 1372, 1442, 2284, 2884, 3997, 5047, 7994, 10094, 15988, 20188, 27979, 35329, 55958, 58813, 70658, 111916, 117626, 141316, 195853, 235252, 391706, 411691, 783412, 823382, 1646764, 2881837, 5763674, 11527348, 20172859, 40345718, 80691436]

約数ペア:

[(1, 80691436), (2, 40345718), (4, 20172859), (7, 11527348), (14, 5763674), (28, 2881837), (49, 1646764), (98, 823382), (103, 783412), (196, 411691), (206, 391706), (343, 235252), (412, 195853), (571, 141316), (686, 117626), (721, 111916), (1142, 70658), (1372, 58813), (1442, 55958), (2284, 35329), (2884, 27979), (3997, 20188), (5047, 15988), (7994, 10094)]