56405320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 135788400

約数和(自身を除く): 79383080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 545, 680, 761, 872, 1090, 1522, 1853, 2180, 3044, 3706, 3805, 4360, 6088, 7412, 7610, 9265, 12937, 14824, 15220, 18530, 25874, 30440, 37060, 51748, 64685, 74120, 82949, 103496, 129370, 165898, 258740, 331796, 414745, 517480, 663592, 829490, 1410133, 1658980, 2820266, 3317960, 5640532, 7050665, 11281064, 14101330, 28202660, 56405320]

約数ペア:

[(1, 56405320), (2, 28202660), (4, 14101330), (5, 11281064), (8, 7050665), (10, 5640532), (17, 3317960), (20, 2820266), (34, 1658980), (40, 1410133), (68, 829490), (85, 663592), (109, 517480), (136, 414745), (170, 331796), (218, 258740), (340, 165898), (436, 129370), (545, 103496), (680, 82949), (761, 74120), (872, 64685), (1090, 51748), (1522, 37060), (1853, 30440), (2180, 25874), (3044, 18530), (3706, 15220), (3805, 14824), (4360, 12937), (6088, 9265), (7412, 7610)]