64568660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8011}}^1$

素因数の和:8064

約数の個数: 48

約数和(自身を含む): 150753792

約数和(自身を除く): 86185132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8011, 8060, 16022, 32044, 40055, 80110, 104143, 160220, 208286, 248341, 416572, 496682, 520715, 993364, 1041430, 1241705, 2082860, 2483410, 3228433, 4966820, 6456866, 12913732, 16142165, 32284330, 64568660]

約数ペア:

[(1, 64568660), (2, 32284330), (4, 16142165), (5, 12913732), (10, 6456866), (13, 4966820), (20, 3228433), (26, 2483410), (31, 2082860), (52, 1241705), (62, 1041430), (65, 993364), (124, 520715), (130, 496682), (155, 416572), (260, 248341), (310, 208286), (403, 160220), (620, 104143), (806, 80110), (1612, 40055), (2015, 32044), (4030, 16022), (8011, 8060)]