77717120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9341}}^1$

素因数の和:9373

約数の個数: 64

約数和(自身を含む): 200105640

約数和(自身を除く): 122388520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 9341, 18682, 37364, 46705, 74728, 93410, 121433, 149456, 186820, 242866, 298912, 373640, 485732, 597824, 607165, 747280, 971464, 1195648, 1214330, 1494560, 1942928, 2428660, 2989120, 3885856, 4857320, 5978240, 7771712, 9714640, 15543424, 19429280, 38858560, 77717120]

約数ペア:

[(1, 77717120), (2, 38858560), (4, 19429280), (5, 15543424), (8, 9714640), (10, 7771712), (13, 5978240), (16, 4857320), (20, 3885856), (26, 2989120), (32, 2428660), (40, 1942928), (52, 1494560), (64, 1214330), (65, 1195648), (80, 971464), (104, 747280), (128, 607165), (130, 597824), (160, 485732), (208, 373640), (260, 298912), (320, 242866), (416, 186820), (520, 149456), (640, 121433), (832, 93410), (1040, 74728), (1664, 46705), (2080, 37364), (4160, 18682), (8320, 9341)]