159207860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{162457}}^1$

素因数の和:162480

約数の個数: 36

約数和(自身を含む): 388924452

約数和(自身を除く): 229716592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 162457, 324914, 649828, 812285, 1137199, 1624570, 2274398, 3249140, 4548796, 5685995, 7960393, 11371990, 15920786, 22743980, 31841572, 39801965, 79603930, 159207860]

約数ペア:

[(1, 159207860), (2, 79603930), (4, 39801965), (5, 31841572), (7, 22743980), (10, 15920786), (14, 11371990), (20, 7960393), (28, 5685995), (35, 4548796), (49, 3249140), (70, 2274398), (98, 1624570), (140, 1137199), (196, 812285), (245, 649828), (490, 324914), (980, 162457)]