25968920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 61603200

約数和(自身を除く): 35634280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 367, 488, 580, 610, 734, 1160, 1220, 1468, 1769, 1835, 2440, 2936, 3538, 3670, 7076, 7340, 8845, 10643, 14152, 14680, 17690, 21286, 22387, 35380, 42572, 44774, 53215, 70760, 85144, 89548, 106430, 111935, 179096, 212860, 223870, 425720, 447740, 649223, 895480, 1298446, 2596892, 3246115, 5193784, 6492230, 12984460, 25968920]

約数ペア:

[(1, 25968920), (2, 12984460), (4, 6492230), (5, 5193784), (8, 3246115), (10, 2596892), (20, 1298446), (29, 895480), (40, 649223), (58, 447740), (61, 425720), (116, 223870), (122, 212860), (145, 179096), (232, 111935), (244, 106430), (290, 89548), (305, 85144), (367, 70760), (488, 53215), (580, 44774), (610, 42572), (734, 35380), (1160, 22387), (1220, 21286), (1468, 17690), (1769, 14680), (1835, 14152), (2440, 10643), (2936, 8845), (3538, 7340), (3670, 7076)]