81714500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 96

約数和(自身を含む): 209803776

約数和(自身を除く): 128089276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 125, 140, 148, 175, 185, 250, 259, 350, 370, 500, 518, 631, 700, 740, 875, 925, 1036, 1262, 1295, 1750, 1850, 2524, 2590, 3155, 3500, 3700, 4417, 4625, 5180, 6310, 6475, 8834, 9250, 12620, 12950, 15775, 17668, 18500, 22085, 23347, 25900, 31550, 32375, 44170, 46694, 63100, 64750, 78875, 88340, 93388, 110425, 116735, 129500, 157750, 163429, 220850, 233470, 315500, 326858, 441700, 466940, 552125, 583675, 653716, 817145, 1104250, 1167350, 1634290, 2208500, 2334700, 2918375, 3268580, 4085725, 5836750, 8171450, 11673500, 16342900, 20428625, 40857250, 81714500]

約数ペア:

[(1, 81714500), (2, 40857250), (4, 20428625), (5, 16342900), (7, 11673500), (10, 8171450), (14, 5836750), (20, 4085725), (25, 3268580), (28, 2918375), (35, 2334700), (37, 2208500), (50, 1634290), (70, 1167350), (74, 1104250), (100, 817145), (125, 653716), (140, 583675), (148, 552125), (175, 466940), (185, 441700), (250, 326858), (259, 315500), (350, 233470), (370, 220850), (500, 163429), (518, 157750), (631, 129500), (700, 116735), (740, 110425), (875, 93388), (925, 88340), (1036, 78875), (1262, 64750), (1295, 63100), (1750, 46694), (1850, 44170), (2524, 32375), (2590, 31550), (3155, 25900), (3500, 23347), (3700, 22085), (4417, 18500), (4625, 17668), (5180, 15775), (6310, 12950), (6475, 12620), (8834, 9250)]