51574760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 121208400

約数和(自身を除く): 69633640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 173, 232, 257, 290, 346, 514, 580, 692, 865, 1028, 1160, 1285, 1384, 1730, 2056, 2570, 3460, 5017, 5140, 6920, 7453, 10034, 10280, 14906, 20068, 25085, 29812, 37265, 40136, 44461, 50170, 59624, 74530, 88922, 100340, 149060, 177844, 200680, 222305, 298120, 355688, 444610, 889220, 1289369, 1778440, 2578738, 5157476, 6446845, 10314952, 12893690, 25787380, 51574760]

約数ペア:

[(1, 51574760), (2, 25787380), (4, 12893690), (5, 10314952), (8, 6446845), (10, 5157476), (20, 2578738), (29, 1778440), (40, 1289369), (58, 889220), (116, 444610), (145, 355688), (173, 298120), (232, 222305), (257, 200680), (290, 177844), (346, 149060), (514, 100340), (580, 88922), (692, 74530), (865, 59624), (1028, 50170), (1160, 44461), (1285, 40136), (1384, 37265), (1730, 29812), (2056, 25085), (2570, 20068), (3460, 14906), (5017, 10280), (5140, 10034), (6920, 7453)]