81783248

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4099}}^1$

素因数の和:4179

約数の個数: 40

約数和(自身を含む): 167772000

約数和(自身を除く): 85988752

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4099, 4988, 8198, 9976, 16396, 19952, 32792, 65584, 118871, 176257, 237742, 352514, 475484, 705028, 950968, 1410056, 1901936, 2820112, 5111453, 10222906, 20445812, 40891624, 81783248]

約数ペア:

[(1, 81783248), (2, 40891624), (4, 20445812), (8, 10222906), (16, 5111453), (29, 2820112), (43, 1901936), (58, 1410056), (86, 950968), (116, 705028), (172, 475484), (232, 352514), (344, 237742), (464, 176257), (688, 118871), (1247, 65584), (2494, 32792), (4099, 19952), (4988, 16396), (8198, 9976)]