13199840

素因数分解:

$2^5\times 5^1\times {\mathrm{82499}}^1$

素因数の和:82514

約数の個数: 24

約数和(自身を含む): 31185000

約数和(自身を除く): 17985160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 82499, 164998, 329996, 412495, 659992, 824990, 1319984, 1649980, 2639968, 3299960, 6599920, 13199840]

約数ペア:

[(1, 13199840), (2, 6599920), (4, 3299960), (5, 2639968), (8, 1649980), (10, 1319984), (16, 824990), (20, 659992), (32, 412495), (40, 329996), (80, 164998), (160, 82499)]