66371240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127637}}^1$

素因数の和:127661

約数の個数: 32

約数和(自身を含む): 160823880

約数和(自身を除く): 94452640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127637, 255274, 510548, 638185, 1021096, 1276370, 1659281, 2552740, 3318562, 5105480, 6637124, 8296405, 13274248, 16592810, 33185620, 66371240]

約数ペア:

[(1, 66371240), (2, 33185620), (4, 16592810), (5, 13274248), (8, 8296405), (10, 6637124), (13, 5105480), (20, 3318562), (26, 2552740), (40, 1659281), (52, 1276370), (65, 1021096), (104, 638185), (130, 510548), (260, 255274), (520, 127637)]