80611570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1787}}^1$

素因数の和:2154

約数の個数: 32

約数和(自身を含む): 156800448

約数和(自身を除く): 76188878

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 347, 694, 1735, 1787, 3470, 3574, 4511, 8935, 9022, 17870, 22555, 23231, 45110, 46462, 116155, 232310, 620089, 1240178, 3100445, 6200890, 8061157, 16122314, 40305785, 80611570]

約数ペア:

[(1, 80611570), (2, 40305785), (5, 16122314), (10, 8061157), (13, 6200890), (26, 3100445), (65, 1240178), (130, 620089), (347, 232310), (694, 116155), (1735, 46462), (1787, 45110), (3470, 23231), (3574, 22555), (4511, 17870), (8935, 9022)]