1640578056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{72031}}^1$

素因数の和:72126

約数の個数: 64

約数和(自身を含む): 4477509120

約数和(自身を除く): 2836931064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 104, 146, 156, 219, 292, 312, 438, 584, 876, 949, 1752, 1898, 2847, 3796, 5694, 7592, 11388, 22776, 72031, 144062, 216093, 288124, 432186, 576248, 864372, 936403, 1728744, 1872806, 2809209, 3745612, 5258263, 5618418, 7491224, 10516526, 11236836, 15774789, 21033052, 22473672, 31549578, 42066104, 63099156, 68357419, 126198312, 136714838, 205072257, 273429676, 410144514, 546859352, 820289028, 1640578056]

約数ペア:

[(1, 1640578056), (2, 820289028), (3, 546859352), (4, 410144514), (6, 273429676), (8, 205072257), (12, 136714838), (13, 126198312), (24, 68357419), (26, 63099156), (39, 42066104), (52, 31549578), (73, 22473672), (78, 21033052), (104, 15774789), (146, 11236836), (156, 10516526), (219, 7491224), (292, 5618418), (312, 5258263), (438, 3745612), (584, 2809209), (876, 1872806), (949, 1728744), (1752, 936403), (1898, 864372), (2847, 576248), (3796, 432186), (5694, 288124), (7592, 216093), (11388, 144062), (22776, 72031)]