81883984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56239}}^1$

素因数の和:56267

約数の個数: 40

約数和(自身を含む): 195265280

約数和(自身を除く): 113381296

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 56239, 112478, 224956, 393673, 449912, 731107, 787346, 899824, 1462214, 1574692, 2924428, 3149384, 5117749, 5848856, 6298768, 10235498, 11697712, 20470996, 40941992, 81883984]

約数ペア:

[(1, 81883984), (2, 40941992), (4, 20470996), (7, 11697712), (8, 10235498), (13, 6298768), (14, 5848856), (16, 5117749), (26, 3149384), (28, 2924428), (52, 1574692), (56, 1462214), (91, 899824), (104, 787346), (112, 731107), (182, 449912), (208, 393673), (364, 224956), (728, 112478), (1456, 56239)]