64899040

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9433}}^1$

素因数の和:9491

約数の個数: 48

約数和(自身を含む): 156906288

約数和(自身を除く): 92007248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9433, 18866, 37732, 47165, 75464, 94330, 150928, 188660, 301856, 377320, 405619, 754640, 811238, 1509280, 1622476, 2028095, 3244952, 4056190, 6489904, 8112380, 12979808, 16224760, 32449520, 64899040]

約数ペア:

[(1, 64899040), (2, 32449520), (4, 16224760), (5, 12979808), (8, 8112380), (10, 6489904), (16, 4056190), (20, 3244952), (32, 2028095), (40, 1622476), (43, 1509280), (80, 811238), (86, 754640), (160, 405619), (172, 377320), (215, 301856), (344, 188660), (430, 150928), (688, 94330), (860, 75464), (1376, 47165), (1720, 37732), (3440, 18866), (6880, 9433)]