64669780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{761}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 155667456

約数和(自身を除く): 90997676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 607, 761, 1214, 1522, 2428, 3035, 3044, 3805, 4249, 5327, 6070, 7610, 8498, 10654, 12140, 15220, 16996, 21245, 21308, 26635, 42490, 53270, 84980, 106540, 461927, 923854, 1847708, 2309635, 3233489, 4619270, 6466978, 9238540, 12933956, 16167445, 32334890, 64669780]

約数ペア:

[(1, 64669780), (2, 32334890), (4, 16167445), (5, 12933956), (7, 9238540), (10, 6466978), (14, 4619270), (20, 3233489), (28, 2309635), (35, 1847708), (70, 923854), (140, 461927), (607, 106540), (761, 84980), (1214, 53270), (1522, 42490), (2428, 26635), (3035, 21308), (3044, 21245), (3805, 16996), (4249, 15220), (5327, 12140), (6070, 10654), (7610, 8498)]