16534480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:196

約数の個数: 60

約数和(自身を含む): 39942756

約数和(自身を除く): 23408276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 1136, 1420, 1640, 2840, 2911, 3280, 5041, 5680, 5822, 10082, 11644, 14555, 20164, 23288, 25205, 29110, 40328, 46576, 50410, 58220, 80656, 100820, 116440, 201640, 206681, 232880, 403280, 413362, 826724, 1033405, 1653448, 2066810, 3306896, 4133620, 8267240, 16534480]

約数ペア:

[(1, 16534480), (2, 8267240), (4, 4133620), (5, 3306896), (8, 2066810), (10, 1653448), (16, 1033405), (20, 826724), (40, 413362), (41, 403280), (71, 232880), (80, 206681), (82, 201640), (142, 116440), (164, 100820), (205, 80656), (284, 58220), (328, 50410), (355, 46576), (410, 40328), (568, 29110), (656, 25205), (710, 23288), (820, 20164), (1136, 14555), (1420, 11644), (1640, 10082), (2840, 5822), (2911, 5680), (3280, 5041)]