69211280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21101}}^1$

素因数の和:21155

約数の個数: 40

約数和(自身を含む): 164848824

約数和(自身を除く): 95637544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 21101, 42202, 84404, 105505, 168808, 211010, 337616, 422020, 844040, 865141, 1688080, 1730282, 3460564, 4325705, 6921128, 8651410, 13842256, 17302820, 34605640, 69211280]

約数ペア:

[(1, 69211280), (2, 34605640), (4, 17302820), (5, 13842256), (8, 8651410), (10, 6921128), (16, 4325705), (20, 3460564), (40, 1730282), (41, 1688080), (80, 865141), (82, 844040), (164, 422020), (205, 337616), (328, 211010), (410, 168808), (656, 105505), (820, 84404), (1640, 42202), (3280, 21101)]