78937456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2897}}^1$

素因数の和:3049

約数の個数: 40

約数和(自身を含む): 166020624

約数和(自身を除く): 87083168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 2897, 3406, 5794, 6812, 11588, 13624, 23176, 27248, 37661, 46352, 75322, 150644, 301288, 379507, 602576, 759014, 1518028, 3036056, 4933591, 6072112, 9867182, 19734364, 39468728, 78937456]

約数ペア:

[(1, 78937456), (2, 39468728), (4, 19734364), (8, 9867182), (13, 6072112), (16, 4933591), (26, 3036056), (52, 1518028), (104, 759014), (131, 602576), (208, 379507), (262, 301288), (524, 150644), (1048, 75322), (1703, 46352), (2096, 37661), (2897, 27248), (3406, 23176), (5794, 13624), (6812, 11588)]