82342720

素因数分解:

$2^6\times 5^1\times {\mathrm{257321}}^1$

素因数の和:257338

約数の個数: 28

約数和(自身を含む): 196079364

約数和(自身を除く): 113736644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 257321, 514642, 1029284, 1286605, 2058568, 2573210, 4117136, 5146420, 8234272, 10292840, 16468544, 20585680, 41171360, 82342720]

約数ペア:

[(1, 82342720), (2, 41171360), (4, 20585680), (5, 16468544), (8, 10292840), (10, 8234272), (16, 5146420), (20, 4117136), (32, 2573210), (40, 2058568), (64, 1286605), (80, 1029284), (160, 514642), (320, 257321)]