139388600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53611}}^1$

素因数の和:53640

約数の個数: 48

約数和(自身を含む): 349014120

約数和(自身を除く): 209625520

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, 53611, 107222, 214444, 268055, 428888, 536110, 696943, 1072220, 1340275, 1393886, 2144440, 2680550, 2787772, 3484715, 5361100, 5575544, 6969430, 10722200, 13938860, 17423575, 27877720, 34847150, 69694300, 139388600]

約数ペア:

[(1, 139388600), (2, 69694300), (4, 34847150), (5, 27877720), (8, 17423575), (10, 13938860), (13, 10722200), (20, 6969430), (25, 5575544), (26, 5361100), (40, 3484715), (50, 2787772), (52, 2680550), (65, 2144440), (100, 1393886), (104, 1340275), (130, 1072220), (200, 696943), (260, 536110), (325, 428888), (520, 268055), (650, 214444), (1300, 107222), (2600, 53611)]