84522520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 196463520

約数和(自身を除く): 111941000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 157, 172, 215, 313, 314, 344, 430, 626, 628, 785, 860, 1252, 1256, 1565, 1570, 1720, 2504, 3130, 3140, 6260, 6280, 6751, 12520, 13459, 13502, 26918, 27004, 33755, 49141, 53836, 54008, 67295, 67510, 98282, 107672, 134590, 135020, 196564, 245705, 269180, 270040, 393128, 491410, 538360, 982820, 1965640, 2113063, 4226126, 8452252, 10565315, 16904504, 21130630, 42261260, 84522520]

約数ペア:

[(1, 84522520), (2, 42261260), (4, 21130630), (5, 16904504), (8, 10565315), (10, 8452252), (20, 4226126), (40, 2113063), (43, 1965640), (86, 982820), (157, 538360), (172, 491410), (215, 393128), (313, 270040), (314, 269180), (344, 245705), (430, 196564), (626, 135020), (628, 134590), (785, 107672), (860, 98282), (1252, 67510), (1256, 67295), (1565, 54008), (1570, 53836), (1720, 49141), (2504, 33755), (3130, 27004), (3140, 26918), (6260, 13502), (6280, 13459), (6751, 12520)]