68723800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^2\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 164872260

約数和(自身を除く): 96148460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 251, 296, 370, 502, 740, 925, 1004, 1255, 1369, 1480, 1850, 2008, 2510, 2738, 3700, 5020, 5476, 6275, 6845, 7400, 9287, 10040, 10952, 12550, 13690, 18574, 25100, 27380, 34225, 37148, 46435, 50200, 54760, 68450, 74296, 92870, 136900, 185740, 232175, 273800, 343619, 371480, 464350, 687238, 928700, 1374476, 1718095, 1857400, 2748952, 3436190, 6872380, 8590475, 13744760, 17180950, 34361900, 68723800]

約数ペア:

[(1, 68723800), (2, 34361900), (4, 17180950), (5, 13744760), (8, 8590475), (10, 6872380), (20, 3436190), (25, 2748952), (37, 1857400), (40, 1718095), (50, 1374476), (74, 928700), (100, 687238), (148, 464350), (185, 371480), (200, 343619), (251, 273800), (296, 232175), (370, 185740), (502, 136900), (740, 92870), (925, 74296), (1004, 68450), (1255, 54760), (1369, 50200), (1480, 46435), (1850, 37148), (2008, 34225), (2510, 27380), (2738, 25100), (3700, 18574), (5020, 13690), (5476, 12550), (6275, 10952), (6845, 10040), (7400, 9287)]