20528035165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{733}}^1\times {\mathrm{1459}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 27005328000

約数和(自身を除く): 6477292835

約数列:

[1, 5, 11, 55, 349, 733, 1459, 1745, 3665, 3839, 7295, 8063, 16049, 19195, 40315, 80245, 255817, 509191, 1069447, 1279085, 2545955, 2813987, 5347235, 5601101, 11763917, 14069935, 28005505, 58819585, 373237003, 1866185015, 4105607033, 20528035165]

約数ペア:

[(1, 20528035165), (5, 4105607033), (11, 1866185015), (55, 373237003), (349, 58819585), (733, 28005505), (1459, 14069935), (1745, 11763917), (3665, 5601101), (3839, 5347235), (7295, 2813987), (8063, 2545955), (16049, 1279085), (19195, 1069447), (40315, 509191), (80245, 255817)]