28741600

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1028

約数の個数: 72

約数和(自身を含む): 72136008

約数和(自身を除く): 43394408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 592, 740, 800, 925, 971, 1184, 1480, 1850, 1942, 2960, 3700, 3884, 4855, 5920, 7400, 7768, 9710, 14800, 15536, 19420, 24275, 29600, 31072, 35927, 38840, 48550, 71854, 77680, 97100, 143708, 155360, 179635, 194200, 287416, 359270, 388400, 574832, 718540, 776800, 898175, 1149664, 1437080, 1796350, 2874160, 3592700, 5748320, 7185400, 14370800, 28741600]

約数ペア:

[(1, 28741600), (2, 14370800), (4, 7185400), (5, 5748320), (8, 3592700), (10, 2874160), (16, 1796350), (20, 1437080), (25, 1149664), (32, 898175), (37, 776800), (40, 718540), (50, 574832), (74, 388400), (80, 359270), (100, 287416), (148, 194200), (160, 179635), (185, 155360), (200, 143708), (296, 97100), (370, 77680), (400, 71854), (592, 48550), (740, 38840), (800, 35927), (925, 31072), (971, 29600), (1184, 24275), (1480, 19420), (1850, 15536), (1942, 14800), (2960, 9710), (3700, 7768), (3884, 7400), (4855, 5920)]