200399810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49727}}^1$

素因数の和:49778

約数の個数: 32

約数和(自身を含む): 401006592

約数和(自身を除く): 200606782

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 49727, 99454, 248635, 497270, 646451, 1292902, 1541537, 3083074, 3232255, 6464510, 7707685, 15415370, 20039981, 40079962, 100199905, 200399810]

約数ペア:

[(1, 200399810), (2, 100199905), (5, 40079962), (10, 20039981), (13, 15415370), (26, 7707685), (31, 6464510), (62, 3232255), (65, 3083074), (130, 1541537), (155, 1292902), (310, 646451), (403, 497270), (806, 248635), (2015, 99454), (4030, 49727)]