85532020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21067}}^1$

素因数の和:21112

約数の個数: 48

約数和(自身を含む): 212365440

約数和(自身を除く): 126833420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 21067, 42134, 84268, 105335, 147469, 210670, 294938, 421340, 589876, 610943, 737345, 1221886, 1474690, 2443772, 2949380, 3054715, 4276601, 6109430, 8553202, 12218860, 17106404, 21383005, 42766010, 85532020]

約数ペア:

[(1, 85532020), (2, 42766010), (4, 21383005), (5, 17106404), (7, 12218860), (10, 8553202), (14, 6109430), (20, 4276601), (28, 3054715), (29, 2949380), (35, 2443772), (58, 1474690), (70, 1221886), (116, 737345), (140, 610943), (145, 589876), (203, 421340), (290, 294938), (406, 210670), (580, 147469), (812, 105335), (1015, 84268), (2030, 42134), (4060, 21067)]