82025080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 191093760

約数和(自身を除く): 109068680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 103, 172, 206, 215, 344, 412, 430, 463, 515, 824, 860, 926, 1030, 1720, 1852, 2060, 2315, 3704, 4120, 4429, 4630, 8858, 9260, 17716, 18520, 19909, 22145, 35432, 39818, 44290, 47689, 79636, 88580, 95378, 99545, 159272, 177160, 190756, 199090, 238445, 381512, 398180, 476890, 796360, 953780, 1907560, 2050627, 4101254, 8202508, 10253135, 16405016, 20506270, 41012540, 82025080]

約数ペア:

[(1, 82025080), (2, 41012540), (4, 20506270), (5, 16405016), (8, 10253135), (10, 8202508), (20, 4101254), (40, 2050627), (43, 1907560), (86, 953780), (103, 796360), (172, 476890), (206, 398180), (215, 381512), (344, 238445), (412, 199090), (430, 190756), (463, 177160), (515, 159272), (824, 99545), (860, 95378), (926, 88580), (1030, 79636), (1720, 47689), (1852, 44290), (2060, 39818), (2315, 35432), (3704, 22145), (4120, 19909), (4429, 18520), (4630, 17716), (8858, 9260)]