65660120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 91829800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 223, 340, 433, 446, 680, 866, 892, 1115, 1732, 1784, 2165, 2230, 3464, 3791, 4330, 4460, 7361, 7582, 8660, 8920, 14722, 15164, 17320, 18955, 29444, 30328, 36805, 37910, 58888, 73610, 75820, 96559, 147220, 151640, 193118, 294440, 386236, 482795, 772472, 965590, 1641503, 1931180, 3283006, 3862360, 6566012, 8207515, 13132024, 16415030, 32830060, 65660120]

約数ペア:

[(1, 65660120), (2, 32830060), (4, 16415030), (5, 13132024), (8, 8207515), (10, 6566012), (17, 3862360), (20, 3283006), (34, 1931180), (40, 1641503), (68, 965590), (85, 772472), (136, 482795), (170, 386236), (223, 294440), (340, 193118), (433, 151640), (446, 147220), (680, 96559), (866, 75820), (892, 73610), (1115, 58888), (1732, 37910), (1784, 36805), (2165, 30328), (2230, 29444), (3464, 18955), (3791, 17320), (4330, 15164), (4460, 14722), (7361, 8920), (7582, 8660)]