205256728

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{557}}^1\times {\mathrm{631}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 391448160

約数和(自身を除く): 186191432

約数列:

[1, 2, 4, 8, 73, 146, 292, 557, 584, 631, 1114, 1262, 2228, 2524, 4456, 5048, 40661, 46063, 81322, 92126, 162644, 184252, 325288, 351467, 368504, 702934, 1405868, 2811736, 25657091, 51314182, 102628364, 205256728]

約数ペア:

[(1, 205256728), (2, 102628364), (4, 51314182), (8, 25657091), (73, 2811736), (146, 1405868), (292, 702934), (557, 368504), (584, 351467), (631, 325288), (1114, 184252), (1262, 162644), (2228, 92126), (2524, 81322), (4456, 46063), (5048, 40661)]