71788600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27611}}^1$

素因数の和:27640

約数の個数: 48

約数和(自身を含む): 179754120

約数和(自身を除く): 107965520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 27611, 55222, 110444, 138055, 220888, 276110, 358943, 552220, 690275, 717886, 1104440, 1380550, 1435772, 1794715, 2761100, 2871544, 3589430, 5522200, 7178860, 8973575, 14357720, 17947150, 35894300, 71788600]

約数ペア:

[(1, 71788600), (2, 35894300), (4, 17947150), (5, 14357720), (8, 8973575), (10, 7178860), (13, 5522200), (20, 3589430), (25, 2871544), (26, 2761100), (40, 1794715), (50, 1435772), (52, 1380550), (65, 1104440), (100, 717886), (104, 690275), (130, 552220), (200, 358943), (260, 276110), (325, 220888), (520, 138055), (650, 110444), (1300, 55222), (2600, 27611)]