85689040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28949}}^1$

素因数の和:28999

約数の個数: 40

約数和(自身を含む): 204618600

約数和(自身を除く): 118929560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 28949, 57898, 115796, 144745, 231592, 289490, 463184, 578980, 1071113, 1157960, 2142226, 2315920, 4284452, 5355565, 8568904, 10711130, 17137808, 21422260, 42844520, 85689040]

約数ペア:

[(1, 85689040), (2, 42844520), (4, 21422260), (5, 17137808), (8, 10711130), (10, 8568904), (16, 5355565), (20, 4284452), (37, 2315920), (40, 2142226), (74, 1157960), (80, 1071113), (148, 578980), (185, 463184), (296, 289490), (370, 231592), (592, 144745), (740, 115796), (1480, 57898), (2960, 28949)]