64195456

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 139144320

約数和(自身を除く): 74948864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 173, 208, 223, 346, 416, 446, 692, 832, 892, 1384, 1664, 1784, 2249, 2768, 2899, 3568, 4498, 5536, 5798, 7136, 8996, 11072, 11596, 14272, 17992, 22144, 23192, 28544, 35984, 38579, 46384, 71968, 77158, 92768, 143936, 154316, 185536, 287872, 308632, 371072, 501527, 617264, 1003054, 1234528, 2006108, 2469056, 4012216, 4938112, 8024432, 16048864, 32097728, 64195456]

約数ペア:

[(1, 64195456), (2, 32097728), (4, 16048864), (8, 8024432), (13, 4938112), (16, 4012216), (26, 2469056), (32, 2006108), (52, 1234528), (64, 1003054), (104, 617264), (128, 501527), (173, 371072), (208, 308632), (223, 287872), (346, 185536), (416, 154316), (446, 143936), (692, 92768), (832, 77158), (892, 71968), (1384, 46384), (1664, 38579), (1784, 35984), (2249, 28544), (2768, 23192), (2899, 22144), (3568, 17992), (4498, 14272), (5536, 11596), (5798, 11072), (7136, 8996)]