71761520

素因数分解:

$2^4\times 5^1\times {\mathrm{897019}}^1$

素因数の和:897032

約数の個数: 20

約数和(自身を含む): 166845720

約数和(自身を除く): 95084200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 897019, 1794038, 3588076, 4485095, 7176152, 8970190, 14352304, 17940380, 35880760, 71761520]

約数ペア:

[(1, 71761520), (2, 35880760), (4, 17940380), (5, 14352304), (8, 8970190), (10, 7176152), (16, 4485095), (20, 3588076), (40, 1794038), (80, 897019)]