647317072528

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1\times {\mathrm{65257}}^1$

素因数の和:68160

約数の個数: 80

約数和(自身を含む): 1480122440704

約数和(自身を除く): 832805368176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 2857, 3472, 5714, 11428, 19999, 22856, 39998, 45712, 65257, 79996, 88567, 130514, 159992, 177134, 261028, 319984, 354268, 456799, 522056, 619969, 708536, 913598, 1044112, 1239938, 1417072, 1827196, 2022967, 2479876, 3654392, 4045934, 4959752, 7308784, 8091868, 9919504, 14160769, 16183736, 28321538, 32367472, 56643076, 113286152, 186439249, 226572304, 372878498, 745756996, 1305074743, 1491513992, 2610149486, 2983027984, 5220298972, 5779616719, 10440597944, 11559233438, 20881195888, 23118466876, 40457317033, 46236933752, 80914634066, 92473867504, 161829268132, 323658536264, 647317072528]

約数ペア:

[(1, 647317072528), (2, 323658536264), (4, 161829268132), (7, 92473867504), (8, 80914634066), (14, 46236933752), (16, 40457317033), (28, 23118466876), (31, 20881195888), (56, 11559233438), (62, 10440597944), (112, 5779616719), (124, 5220298972), (217, 2983027984), (248, 2610149486), (434, 1491513992), (496, 1305074743), (868, 745756996), (1736, 372878498), (2857, 226572304), (3472, 186439249), (5714, 113286152), (11428, 56643076), (19999, 32367472), (22856, 28321538), (39998, 16183736), (45712, 14160769), (65257, 9919504), (79996, 8091868), (88567, 7308784), (130514, 4959752), (159992, 4045934), (177134, 3654392), (261028, 2479876), (319984, 2022967), (354268, 1827196), (456799, 1417072), (522056, 1239938), (619969, 1044112), (708536, 913598)]