128830370

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 235675440

約数和(自身を除く): 106845070

約数列:

[1, 2, 5, 10, 109, 181, 218, 362, 545, 653, 905, 1090, 1306, 1810, 3265, 6530, 19729, 39458, 71177, 98645, 118193, 142354, 197290, 236386, 355885, 590965, 711770, 1181930, 12883037, 25766074, 64415185, 128830370]

約数ペア:

[(1, 128830370), (2, 64415185), (5, 25766074), (10, 12883037), (109, 1181930), (181, 711770), (218, 590965), (362, 355885), (545, 236386), (653, 197290), (905, 142354), (1090, 118193), (1306, 98645), (1810, 71177), (3265, 39458), (6530, 19729)]