201628291360

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^2\times {\mathrm{920509}}^1$

素因数の和:920598

約数の個数: 72

約数和(自身を含む): 489569561460

約数和(自身を除く): 287941270100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1369, 1480, 2738, 2960, 5476, 5920, 6845, 10952, 13690, 21904, 27380, 43808, 54760, 109520, 219040, 920509, 1841018, 3682036, 4602545, 7364072, 9205090, 14728144, 18410180, 29456288, 34058833, 36820360, 68117666, 73640720, 136235332, 147281440, 170294165, 272470664, 340588330, 544941328, 681176660, 1089882656, 1260176821, 1362353320, 2520353642, 2724706640, 5040707284, 5449413280, 6300884105, 10081414568, 12601768210, 20162829136, 25203536420, 40325658272, 50407072840, 100814145680, 201628291360]

約数ペア:

[(1, 201628291360), (2, 100814145680), (4, 50407072840), (5, 40325658272), (8, 25203536420), (10, 20162829136), (16, 12601768210), (20, 10081414568), (32, 6300884105), (37, 5449413280), (40, 5040707284), (74, 2724706640), (80, 2520353642), (148, 1362353320), (160, 1260176821), (185, 1089882656), (296, 681176660), (370, 544941328), (592, 340588330), (740, 272470664), (1184, 170294165), (1369, 147281440), (1480, 136235332), (2738, 73640720), (2960, 68117666), (5476, 36820360), (5920, 34058833), (6845, 29456288), (10952, 18410180), (13690, 14728144), (21904, 9205090), (27380, 7364072), (43808, 4602545), (54760, 3682036), (109520, 1841018), (219040, 920509)]