70981480

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{4943}}^1$

素因数の和:5313

約数の個数: 32

約数和(自身を含む): 160185600

約数和(自身を除く): 89204120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 4943, 7180, 9886, 14360, 19772, 24715, 39544, 49430, 98860, 197720, 1774537, 3549074, 7098148, 8872685, 14196296, 17745370, 35490740, 70981480]

約数ペア:

[(1, 70981480), (2, 35490740), (4, 17745370), (5, 14196296), (8, 8872685), (10, 7098148), (20, 3549074), (40, 1774537), (359, 197720), (718, 98860), (1436, 49430), (1795, 39544), (2872, 24715), (3590, 19772), (4943, 14360), (7180, 9886)]