26722160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8147}}^1$

素因数の和:8201

約数の個数: 40

約数和(自身を含む): 63652176

約数和(自身を除く): 36930016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8147, 16294, 32588, 40735, 65176, 81470, 130352, 162940, 325880, 334027, 651760, 668054, 1336108, 1670135, 2672216, 3340270, 5344432, 6680540, 13361080, 26722160]

約数ペア:

[(1, 26722160), (2, 13361080), (4, 6680540), (5, 5344432), (8, 3340270), (10, 2672216), (16, 1670135), (20, 1336108), (40, 668054), (41, 651760), (80, 334027), (82, 325880), (164, 162940), (205, 130352), (328, 81470), (410, 65176), (656, 40735), (820, 32588), (1640, 16294), (3280, 8147)]