31890200

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 74526480

約数和(自身を除く): 42636280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 503, 634, 1006, 1268, 1585, 2012, 2515, 2536, 3170, 4024, 5030, 6340, 7925, 10060, 12575, 12680, 15850, 20120, 25150, 31700, 50300, 63400, 100600, 159451, 318902, 637804, 797255, 1275608, 1594510, 3189020, 3986275, 6378040, 7972550, 15945100, 31890200]

約数ペア:

[(1, 31890200), (2, 15945100), (4, 7972550), (5, 6378040), (8, 3986275), (10, 3189020), (20, 1594510), (25, 1275608), (40, 797255), (50, 637804), (100, 318902), (200, 159451), (317, 100600), (503, 63400), (634, 50300), (1006, 31700), (1268, 25150), (1585, 20120), (2012, 15850), (2515, 12680), (2536, 12575), (3170, 10060), (4024, 7925), (5030, 6340)]