90852880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 219343104

約数和(自身を除く): 128490224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 73, 80, 94, 146, 188, 235, 292, 331, 365, 376, 470, 584, 662, 730, 752, 940, 1168, 1324, 1460, 1655, 1880, 2648, 2920, 3310, 3431, 3760, 5296, 5840, 6620, 6862, 13240, 13724, 15557, 17155, 24163, 26480, 27448, 31114, 34310, 48326, 54896, 62228, 68620, 77785, 96652, 120815, 124456, 137240, 155570, 193304, 241630, 248912, 274480, 311140, 386608, 483260, 622280, 966520, 1135661, 1244560, 1933040, 2271322, 4542644, 5678305, 9085288, 11356610, 18170576, 22713220, 45426440, 90852880]

約数ペア:

[(1, 90852880), (2, 45426440), (4, 22713220), (5, 18170576), (8, 11356610), (10, 9085288), (16, 5678305), (20, 4542644), (40, 2271322), (47, 1933040), (73, 1244560), (80, 1135661), (94, 966520), (146, 622280), (188, 483260), (235, 386608), (292, 311140), (331, 274480), (365, 248912), (376, 241630), (470, 193304), (584, 155570), (662, 137240), (730, 124456), (752, 120815), (940, 96652), (1168, 77785), (1324, 68620), (1460, 62228), (1655, 54896), (1880, 48326), (2648, 34310), (2920, 31114), (3310, 27448), (3431, 26480), (3760, 24163), (5296, 17155), (5840, 15557), (6620, 13724), (6862, 13240)]