64729784

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2707}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 143551080

約数和(自身を除く): 78821296

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1708, 2707, 2989, 3416, 5414, 5978, 10828, 11956, 18949, 21656, 23912, 37898, 75796, 132643, 151592, 165127, 265286, 330254, 530572, 660508, 1061144, 1155889, 1321016, 2311778, 4623556, 8091223, 9247112, 16182446, 32364892, 64729784]

約数ペア:

[(1, 64729784), (2, 32364892), (4, 16182446), (7, 9247112), (8, 8091223), (14, 4623556), (28, 2311778), (49, 1321016), (56, 1155889), (61, 1061144), (98, 660508), (122, 530572), (196, 330254), (244, 265286), (392, 165127), (427, 151592), (488, 132643), (854, 75796), (1708, 37898), (2707, 23912), (2989, 21656), (3416, 18949), (5414, 11956), (5978, 10828)]