42388900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6949}}^1$

素因数の和:7024

約数の個数: 36

約数和(自身を含む): 93505300

約数和(自身を除く): 51116400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 6949, 13898, 27796, 34745, 69490, 138980, 173725, 347450, 423889, 694900, 847778, 1695556, 2119445, 4238890, 8477780, 10597225, 21194450, 42388900]

約数ペア:

[(1, 42388900), (2, 21194450), (4, 10597225), (5, 8477780), (10, 4238890), (20, 2119445), (25, 1695556), (50, 847778), (61, 694900), (100, 423889), (122, 347450), (244, 173725), (305, 138980), (610, 69490), (1220, 34745), (1525, 27796), (3050, 13898), (6100, 6949)]