64878256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2459}}^1$

素因数の和:2581

約数の個数: 40

約数和(自身を含む): 134522640

約数和(自身を除く): 69644384

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 776, 1552, 1649, 2459, 3298, 4918, 6596, 9836, 13192, 19672, 26384, 39344, 41803, 83606, 167212, 238523, 334424, 477046, 668848, 954092, 1908184, 3816368, 4054891, 8109782, 16219564, 32439128, 64878256]

約数ペア:

[(1, 64878256), (2, 32439128), (4, 16219564), (8, 8109782), (16, 4054891), (17, 3816368), (34, 1908184), (68, 954092), (97, 668848), (136, 477046), (194, 334424), (272, 238523), (388, 167212), (776, 83606), (1552, 41803), (1649, 39344), (2459, 26384), (3298, 19672), (4918, 13192), (6596, 9836)]