77147240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47041}}^1$

素因数の和:47093

約数の個数: 32

約数和(自身を含む): 177818760

約数和(自身を除く): 100671520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 47041, 94082, 188164, 235205, 376328, 470410, 940820, 1881640, 1928681, 3857362, 7714724, 9643405, 15429448, 19286810, 38573620, 77147240]

約数ペア:

[(1, 77147240), (2, 38573620), (4, 19286810), (5, 15429448), (8, 9643405), (10, 7714724), (20, 3857362), (40, 1928681), (41, 1881640), (82, 940820), (164, 470410), (205, 376328), (328, 235205), (410, 188164), (820, 94082), (1640, 47041)]