20172968500

素因数分解:

$2^2\times 5^3\times {\mathrm{761}}^1\times {\mathrm{53017}}^1$

素因数の和:53797

約数の個数: 48

約数和(自身を含む): 44116489872

約数和(自身を除く): 23943521372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 761, 1522, 3044, 3805, 7610, 15220, 19025, 38050, 53017, 76100, 95125, 106034, 190250, 212068, 265085, 380500, 530170, 1060340, 1325425, 2650850, 5301700, 6627125, 13254250, 26508500, 40345937, 80691874, 161383748, 201729685, 403459370, 806918740, 1008648425, 2017296850, 4034593700, 5043242125, 10086484250, 20172968500]

約数ペア:

[(1, 20172968500), (2, 10086484250), (4, 5043242125), (5, 4034593700), (10, 2017296850), (20, 1008648425), (25, 806918740), (50, 403459370), (100, 201729685), (125, 161383748), (250, 80691874), (500, 40345937), (761, 26508500), (1522, 13254250), (3044, 6627125), (3805, 5301700), (7610, 2650850), (15220, 1325425), (19025, 1060340), (38050, 530170), (53017, 380500), (76100, 265085), (95125, 212068), (106034, 190250)]