64959968

素因数分解:

$2^5\times {\mathrm{101}}^2\times {\mathrm{199}}^1$

素因数の和:411

約数の個数: 36

約数和(自身を含む): 129817800

約数和(自身を除く): 64857832

約数列:

[1, 2, 4, 8, 16, 32, 101, 199, 202, 398, 404, 796, 808, 1592, 1616, 3184, 3232, 6368, 10201, 20099, 20402, 40198, 40804, 80396, 81608, 160792, 163216, 321584, 326432, 643168, 2029999, 4059998, 8119996, 16239992, 32479984, 64959968]

約数ペア:

[(1, 64959968), (2, 32479984), (4, 16239992), (8, 8119996), (16, 4059998), (32, 2029999), (101, 643168), (199, 326432), (202, 321584), (398, 163216), (404, 160792), (796, 81608), (808, 80396), (1592, 40804), (1616, 40198), (3184, 20402), (3232, 20099), (6368, 10201)]