71982352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20357}}^1$

素因数の和:20395

約数の個数: 40

約数和(自身を含む): 159036696

約数和(自身を除く): 87054344

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 20357, 40714, 81428, 162856, 264641, 325712, 346069, 529282, 692138, 1058564, 1384276, 2117128, 2768552, 4234256, 4498897, 5537104, 8997794, 17995588, 35991176, 71982352]

約数ペア:

[(1, 71982352), (2, 35991176), (4, 17995588), (8, 8997794), (13, 5537104), (16, 4498897), (17, 4234256), (26, 2768552), (34, 2117128), (52, 1384276), (68, 1058564), (104, 692138), (136, 529282), (208, 346069), (221, 325712), (272, 264641), (442, 162856), (884, 81428), (1768, 40714), (3536, 20357)]