243298250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{74861}}^1$

素因数の和:74891

約数の個数: 32

約数和(自身を含む): 490495824

約数和(自身を除く): 247197574

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 74861, 149722, 374305, 748610, 973193, 1871525, 1946386, 3743050, 4865965, 9357625, 9731930, 18715250, 24329825, 48659650, 121649125, 243298250]

約数ペア:

[(1, 243298250), (2, 121649125), (5, 48659650), (10, 24329825), (13, 18715250), (25, 9731930), (26, 9357625), (50, 4865965), (65, 3743050), (125, 1946386), (130, 1871525), (250, 973193), (325, 748610), (650, 374305), (1625, 149722), (3250, 74861)]