2017231775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3332

約数の個数: 48

約数和(自身を含む): 2819069568

約数和(自身を除く): 801837793

約数列:

[1, 5, 13, 25, 41, 47, 65, 205, 235, 325, 533, 611, 1025, 1175, 1927, 2665, 3055, 3221, 9635, 13325, 15275, 16105, 25051, 41873, 48175, 80525, 125255, 132061, 151387, 209365, 626275, 660305, 756935, 1046825, 1716793, 1968031, 3301525, 3784675, 6206867, 8583965, 9840155, 31034335, 42919825, 49200775, 80689271, 155171675, 403446355, 2017231775]

約数ペア:

[(1, 2017231775), (5, 403446355), (13, 155171675), (25, 80689271), (41, 49200775), (47, 42919825), (65, 31034335), (205, 9840155), (235, 8583965), (325, 6206867), (533, 3784675), (611, 3301525), (1025, 1968031), (1175, 1716793), (1927, 1046825), (2665, 756935), (3055, 660305), (3221, 626275), (9635, 209365), (13325, 151387), (15275, 132061), (16105, 125255), (25051, 80525), (41873, 48175)]