29777275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 13969925

約数列:

[1, 5, 11, 19, 25, 41, 55, 95, 139, 205, 209, 275, 451, 475, 695, 779, 1025, 1045, 1529, 2255, 2641, 3475, 3895, 5225, 5699, 7645, 8569, 11275, 13205, 19475, 28495, 29051, 38225, 42845, 62689, 66025, 108281, 142475, 145255, 214225, 313445, 541405, 726275, 1191091, 1567225, 2707025, 5955455, 29777275]

約数ペア:

[(1, 29777275), (5, 5955455), (11, 2707025), (19, 1567225), (25, 1191091), (41, 726275), (55, 541405), (95, 313445), (139, 214225), (205, 145255), (209, 142475), (275, 108281), (451, 66025), (475, 62689), (695, 42845), (779, 38225), (1025, 29051), (1045, 28495), (1529, 19475), (2255, 13205), (2641, 11275), (3475, 8569), (3895, 7645), (5225, 5699)]