103665440

素因数分解:

$2^5\times 5^1\times {\mathrm{647909}}^1$

素因数の和:647924

約数の個数: 24

約数和(自身を含む): 244909980

約数和(自身を除く): 141244540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647909, 1295818, 2591636, 3239545, 5183272, 6479090, 10366544, 12958180, 20733088, 25916360, 51832720, 103665440]

約数ペア:

[(1, 103665440), (2, 51832720), (4, 25916360), (5, 20733088), (8, 12958180), (10, 10366544), (16, 6479090), (20, 5183272), (32, 3239545), (40, 2591636), (80, 1295818), (160, 647909)]