66641588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 135851520

約数和(自身を除く): 69209932

約数列:

[1, 2, 4, 13, 19, 26, 37, 38, 52, 74, 76, 148, 247, 481, 494, 703, 962, 988, 1406, 1823, 1924, 2812, 3646, 7292, 9139, 18278, 23699, 34637, 36556, 47398, 67451, 69274, 94796, 134902, 138548, 269804, 450281, 876863, 900562, 1281569, 1753726, 1801124, 2563138, 3507452, 5126276, 16660397, 33320794, 66641588]

約数ペア:

[(1, 66641588), (2, 33320794), (4, 16660397), (13, 5126276), (19, 3507452), (26, 2563138), (37, 1801124), (38, 1753726), (52, 1281569), (74, 900562), (76, 876863), (148, 450281), (247, 269804), (481, 138548), (494, 134902), (703, 94796), (962, 69274), (988, 67451), (1406, 47398), (1823, 36556), (1924, 34637), (2812, 23699), (3646, 18278), (7292, 9139)]