64816144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2111}}^1$

素因数の和:2239

約数の個数: 40

約数和(自身を含む): 133562880

約数和(自身を除く): 68746736

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 1616, 1919, 2111, 3838, 4222, 7676, 8444, 15352, 16888, 30704, 33776, 40109, 80218, 160436, 213211, 320872, 426422, 641744, 852844, 1705688, 3411376, 4051009, 8102018, 16204036, 32408072, 64816144]

約数ペア:

[(1, 64816144), (2, 32408072), (4, 16204036), (8, 8102018), (16, 4051009), (19, 3411376), (38, 1705688), (76, 852844), (101, 641744), (152, 426422), (202, 320872), (304, 213211), (404, 160436), (808, 80218), (1616, 40109), (1919, 33776), (2111, 30704), (3838, 16888), (4222, 15352), (7676, 8444)]