80725424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2565

約数の個数: 40

約数和(自身を含む): 169541232

約数和(自身を除く): 88815808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 1304, 2119, 2381, 2608, 4238, 4762, 8476, 9524, 16952, 19048, 30953, 33904, 38096, 61906, 123812, 247624, 388103, 495248, 776206, 1552412, 3104824, 5045339, 6209648, 10090678, 20181356, 40362712, 80725424]

約数ペア:

[(1, 80725424), (2, 40362712), (4, 20181356), (8, 10090678), (13, 6209648), (16, 5045339), (26, 3104824), (52, 1552412), (104, 776206), (163, 495248), (208, 388103), (326, 247624), (652, 123812), (1304, 61906), (2119, 38096), (2381, 33904), (2608, 30953), (4238, 19048), (4762, 16952), (8476, 9524)]