71882512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8429}}^1$

素因数の和:8491

約数の個数: 40

約数和(自身を含む): 153662040

約数和(自身を除く): 81779528

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8429, 8528, 16858, 33716, 67432, 109577, 134864, 219154, 345589, 438308, 691178, 876616, 1382356, 1753232, 2764712, 4492657, 5529424, 8985314, 17970628, 35941256, 71882512]

約数ペア:

[(1, 71882512), (2, 35941256), (4, 17970628), (8, 8985314), (13, 5529424), (16, 4492657), (26, 2764712), (41, 1753232), (52, 1382356), (82, 876616), (104, 691178), (164, 438308), (208, 345589), (328, 219154), (533, 134864), (656, 109577), (1066, 67432), (2132, 33716), (4264, 16858), (8429, 8528)]