131570500

素因数分解:

$2^2\times 5^3\times {\mathrm{271}}^1\times {\mathrm{971}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 288707328

約数和(自身を除く): 157136828

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 271, 500, 542, 971, 1084, 1355, 1942, 2710, 3884, 4855, 5420, 6775, 9710, 13550, 19420, 24275, 27100, 33875, 48550, 67750, 97100, 121375, 135500, 242750, 263141, 485500, 526282, 1052564, 1315705, 2631410, 5262820, 6578525, 13157050, 26314100, 32892625, 65785250, 131570500]

約数ペア:

[(1, 131570500), (2, 65785250), (4, 32892625), (5, 26314100), (10, 13157050), (20, 6578525), (25, 5262820), (50, 2631410), (100, 1315705), (125, 1052564), (250, 526282), (271, 485500), (500, 263141), (542, 242750), (971, 135500), (1084, 121375), (1355, 97100), (1942, 67750), (2710, 48550), (3884, 33875), (4855, 27100), (5420, 24275), (6775, 19420), (9710, 13550)]