11899225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 17498880

約数和(自身を除く): 5599655

約数列:

[1, 5, 13, 19, 25, 41, 47, 65, 95, 205, 235, 247, 325, 475, 533, 611, 779, 893, 1025, 1175, 1235, 1927, 2665, 3055, 3895, 4465, 6175, 9635, 10127, 11609, 13325, 15275, 19475, 22325, 25051, 36613, 48175, 50635, 58045, 125255, 183065, 253175, 290225, 475969, 626275, 915325, 2379845, 11899225]

約数ペア:

[(1, 11899225), (5, 2379845), (13, 915325), (19, 626275), (25, 475969), (41, 290225), (47, 253175), (65, 183065), (95, 125255), (205, 58045), (235, 50635), (247, 48175), (325, 36613), (475, 25051), (533, 22325), (611, 19475), (779, 15275), (893, 13325), (1025, 11609), (1175, 10127), (1235, 9635), (1927, 6175), (2665, 4465), (3055, 3895)]