164553800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^2\times {\mathrm{601}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 393861510

約数和(自身を除く): 229307710

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 601, 740, 925, 1202, 1369, 1480, 1850, 2404, 2738, 3005, 3700, 4808, 5476, 6010, 6845, 7400, 10952, 12020, 13690, 15025, 22237, 24040, 27380, 30050, 34225, 44474, 54760, 60100, 68450, 88948, 111185, 120200, 136900, 177896, 222370, 273800, 444740, 555925, 822769, 889480, 1111850, 1645538, 2223700, 3291076, 4113845, 4447400, 6582152, 8227690, 16455380, 20569225, 32910760, 41138450, 82276900, 164553800]

約数ペア:

[(1, 164553800), (2, 82276900), (4, 41138450), (5, 32910760), (8, 20569225), (10, 16455380), (20, 8227690), (25, 6582152), (37, 4447400), (40, 4113845), (50, 3291076), (74, 2223700), (100, 1645538), (148, 1111850), (185, 889480), (200, 822769), (296, 555925), (370, 444740), (601, 273800), (740, 222370), (925, 177896), (1202, 136900), (1369, 120200), (1480, 111185), (1850, 88948), (2404, 68450), (2738, 60100), (3005, 54760), (3700, 44474), (4808, 34225), (5476, 30050), (6010, 27380), (6845, 24040), (7400, 22237), (10952, 15025), (12020, 13690)]