81137416

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6961}}^1$

素因数の和:7045

約数の個数: 32

約数和(自身を含む): 160404480

約数和(自身を除く): 79267064

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 248, 376, 1457, 2914, 5828, 6961, 11656, 13922, 27844, 55688, 215791, 327167, 431582, 654334, 863164, 1308668, 1726328, 2617336, 10142177, 20284354, 40568708, 81137416]

約数ペア:

[(1, 81137416), (2, 40568708), (4, 20284354), (8, 10142177), (31, 2617336), (47, 1726328), (62, 1308668), (94, 863164), (124, 654334), (188, 431582), (248, 327167), (376, 215791), (1457, 55688), (2914, 27844), (5828, 13922), (6961, 11656)]