158196860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{192923}}^1$

素因数の和:192973

約数の個数: 24

約数和(自身を含む): 340317936

約数和(自身を除く): 182121076

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 192923, 385846, 771692, 964615, 1929230, 3858460, 7909843, 15819686, 31639372, 39549215, 79098430, 158196860]

約数ペア:

[(1, 158196860), (2, 79098430), (4, 39549215), (5, 31639372), (10, 15819686), (20, 7909843), (41, 3858460), (82, 1929230), (164, 964615), (205, 771692), (410, 385846), (820, 192923)]