157145440

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20897}}^1$

素因数の和:20959

約数の個数: 48

約数和(自身を含む): 379173312

約数和(自身を除く): 222027872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 20897, 41794, 83588, 104485, 167176, 208970, 334352, 417940, 668704, 835880, 982159, 1671760, 1964318, 3343520, 3928636, 4910795, 7857272, 9821590, 15714544, 19643180, 31429088, 39286360, 78572720, 157145440]

約数ペア:

[(1, 157145440), (2, 78572720), (4, 39286360), (5, 31429088), (8, 19643180), (10, 15714544), (16, 9821590), (20, 7857272), (32, 4910795), (40, 3928636), (47, 3343520), (80, 1964318), (94, 1671760), (160, 982159), (188, 835880), (235, 668704), (376, 417940), (470, 334352), (752, 208970), (940, 167176), (1504, 104485), (1880, 83588), (3760, 41794), (7520, 20897)]