666981290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{8539}}^1$

素因数の和:8726

約数の個数: 32

約数和(自身を含む): 1228530240

約数和(自身を除く): 561548950

約数列:

[1, 2, 5, 10, 73, 107, 146, 214, 365, 535, 730, 1070, 7811, 8539, 15622, 17078, 39055, 42695, 78110, 85390, 623347, 913673, 1246694, 1827346, 3116735, 4568365, 6233470, 9136730, 66698129, 133396258, 333490645, 666981290]

約数ペア:

[(1, 666981290), (2, 333490645), (5, 133396258), (10, 66698129), (73, 9136730), (107, 6233470), (146, 4568365), (214, 3116735), (365, 1827346), (535, 1246694), (730, 913673), (1070, 623347), (7811, 85390), (8539, 78110), (15622, 42695), (17078, 39055)]