64481538

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 80670462

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 83, 149, 158, 166, 237, 249, 298, 447, 474, 498, 869, 894, 913, 1639, 1738, 1826, 2607, 2739, 3278, 4917, 5214, 5478, 6557, 9834, 11771, 12367, 13114, 19671, 23542, 24734, 35313, 37101, 39342, 70626, 72127, 74202, 129481, 136037, 144254, 216381, 258962, 272074, 388443, 408111, 432762, 776886, 816222, 976993, 1953986, 2930979, 5861958, 10746923, 21493846, 32240769, 64481538]

約数ペア:

[(1, 64481538), (2, 32240769), (3, 21493846), (6, 10746923), (11, 5861958), (22, 2930979), (33, 1953986), (66, 976993), (79, 816222), (83, 776886), (149, 432762), (158, 408111), (166, 388443), (237, 272074), (249, 258962), (298, 216381), (447, 144254), (474, 136037), (498, 129481), (869, 74202), (894, 72127), (913, 70626), (1639, 39342), (1738, 37101), (1826, 35313), (2607, 24734), (2739, 23542), (3278, 19671), (4917, 13114), (5214, 12367), (5478, 11771), (6557, 9834)]