289586480

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{6691}}^1$

素因数の和:7245

約数の個数: 40

約数和(自身を含む): 674633904

約数和(自身を除く): 385047424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 2164, 2705, 4328, 5410, 6691, 8656, 10820, 13382, 21640, 26764, 33455, 43280, 53528, 66910, 107056, 133820, 267640, 535280, 3619831, 7239662, 14479324, 18099155, 28958648, 36198310, 57917296, 72396620, 144793240, 289586480]

約数ペア:

[(1, 289586480), (2, 144793240), (4, 72396620), (5, 57917296), (8, 36198310), (10, 28958648), (16, 18099155), (20, 14479324), (40, 7239662), (80, 3619831), (541, 535280), (1082, 267640), (2164, 133820), (2705, 107056), (4328, 66910), (5410, 53528), (6691, 43280), (8656, 33455), (10820, 26764), (13382, 21640)]