69197320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40231}}^1$

素因数の和:40285

約数の個数: 32

約数和(自身を含む): 159318720

約数和(自身を除く): 90121400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40231, 80462, 160924, 201155, 321848, 402310, 804620, 1609240, 1729933, 3459866, 6919732, 8649665, 13839464, 17299330, 34598660, 69197320]

約数ペア:

[(1, 69197320), (2, 34598660), (4, 17299330), (5, 13839464), (8, 8649665), (10, 6919732), (20, 3459866), (40, 1729933), (43, 1609240), (86, 804620), (172, 402310), (215, 321848), (344, 201155), (430, 160924), (860, 80462), (1720, 40231)]