26985080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 64389600

約数和(自身を除く): 37404520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 541, 580, 860, 1082, 1160, 1247, 1720, 2164, 2494, 2705, 4328, 4988, 5410, 6235, 9976, 10820, 12470, 15689, 21640, 23263, 24940, 31378, 46526, 49880, 62756, 78445, 93052, 116315, 125512, 156890, 186104, 232630, 313780, 465260, 627560, 674627, 930520, 1349254, 2698508, 3373135, 5397016, 6746270, 13492540, 26985080]

約数ペア:

[(1, 26985080), (2, 13492540), (4, 6746270), (5, 5397016), (8, 3373135), (10, 2698508), (20, 1349254), (29, 930520), (40, 674627), (43, 627560), (58, 465260), (86, 313780), (116, 232630), (145, 186104), (172, 156890), (215, 125512), (232, 116315), (290, 93052), (344, 78445), (430, 62756), (541, 49880), (580, 46526), (860, 31378), (1082, 24940), (1160, 23263), (1247, 21640), (1720, 15689), (2164, 12470), (2494, 10820), (2705, 9976), (4328, 6235), (4988, 5410)]