79328440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48371}}^1$

素因数の和:48423

約数の個数: 32

約数和(自身を含む): 182846160

約数和(自身を除く): 103517720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 48371, 96742, 193484, 241855, 386968, 483710, 967420, 1934840, 1983211, 3966422, 7932844, 9916055, 15865688, 19832110, 39664220, 79328440]

約数ペア:

[(1, 79328440), (2, 39664220), (4, 19832110), (5, 15865688), (8, 9916055), (10, 7932844), (20, 3966422), (40, 1983211), (41, 1934840), (82, 967420), (164, 483710), (205, 386968), (328, 241855), (410, 193484), (820, 96742), (1640, 48371)]