81133600

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2798

約数の個数: 72

約数和(自身を含む): 203494788

約数和(自身を除く): 122361188

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, 1184, 1480, 1850, 2741, 2960, 3700, 5482, 5920, 7400, 10964, 13705, 14800, 21928, 27410, 29600, 43856, 54820, 68525, 87712, 101417, 109640, 137050, 202834, 219280, 274100, 405668, 438560, 507085, 548200, 811336, 1014170, 1096400, 1622672, 2028340, 2192800, 2535425, 3245344, 4056680, 5070850, 8113360, 10141700, 16226720, 20283400, 40566800, 81133600]

約数ペア:

[(1, 81133600), (2, 40566800), (4, 20283400), (5, 16226720), (8, 10141700), (10, 8113360), (16, 5070850), (20, 4056680), (25, 3245344), (32, 2535425), (37, 2192800), (40, 2028340), (50, 1622672), (74, 1096400), (80, 1014170), (100, 811336), (148, 548200), (160, 507085), (185, 438560), (200, 405668), (296, 274100), (370, 219280), (400, 202834), (592, 137050), (740, 109640), (800, 101417), (925, 87712), (1184, 68525), (1480, 54820), (1850, 43856), (2741, 29600), (2960, 27410), (3700, 21928), (5482, 14800), (5920, 13705), (7400, 10964)]