31072000

素因数分解:

$2^8\times 5^3\times {\mathrm{971}}^1$

素因数の和:1002

約数の個数: 72

約数和(自身を含む): 77483952

約数和(自身を除く): 46411952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 971, 1000, 1280, 1600, 1942, 2000, 3200, 3884, 4000, 4855, 6400, 7768, 8000, 9710, 15536, 16000, 19420, 24275, 31072, 32000, 38840, 48550, 62144, 77680, 97100, 121375, 124288, 155360, 194200, 242750, 248576, 310720, 388400, 485500, 621440, 776800, 971000, 1242880, 1553600, 1942000, 3107200, 3884000, 6214400, 7768000, 15536000, 31072000]

約数ペア:

[(1, 31072000), (2, 15536000), (4, 7768000), (5, 6214400), (8, 3884000), (10, 3107200), (16, 1942000), (20, 1553600), (25, 1242880), (32, 971000), (40, 776800), (50, 621440), (64, 485500), (80, 388400), (100, 310720), (125, 248576), (128, 242750), (160, 194200), (200, 155360), (250, 124288), (256, 121375), (320, 97100), (400, 77680), (500, 62144), (640, 48550), (800, 38840), (971, 32000), (1000, 31072), (1280, 24275), (1600, 19420), (1942, 16000), (2000, 15536), (3200, 9710), (3884, 8000), (4000, 7768), (4855, 6400)]