61724680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 144834480

約数和(自身を除く): 83109800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 617, 820, 1220, 1234, 1640, 2440, 2468, 2501, 3085, 4936, 5002, 6170, 10004, 12340, 12505, 20008, 24680, 25010, 25297, 37637, 50020, 50594, 75274, 100040, 101188, 126485, 150548, 188185, 202376, 252970, 301096, 376370, 505940, 752740, 1011880, 1505480, 1543117, 3086234, 6172468, 7715585, 12344936, 15431170, 30862340, 61724680]

約数ペア:

[(1, 61724680), (2, 30862340), (4, 15431170), (5, 12344936), (8, 7715585), (10, 6172468), (20, 3086234), (40, 1543117), (41, 1505480), (61, 1011880), (82, 752740), (122, 505940), (164, 376370), (205, 301096), (244, 252970), (305, 202376), (328, 188185), (410, 150548), (488, 126485), (610, 101188), (617, 100040), (820, 75274), (1220, 50594), (1234, 50020), (1640, 37637), (2440, 25297), (2468, 25010), (2501, 24680), (3085, 20008), (4936, 12505), (5002, 12340), (6170, 10004)]