25402165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 34128864

約数和(自身を除く): 8726699

約数列:

[1, 5, 17, 37, 41, 85, 185, 197, 205, 629, 697, 985, 1517, 3145, 3349, 3485, 7289, 7585, 8077, 16745, 25789, 36445, 40385, 123913, 128945, 137309, 298849, 619565, 686545, 1494245, 5080433, 25402165]

約数ペア:

[(1, 25402165), (5, 5080433), (17, 1494245), (37, 686545), (41, 619565), (85, 298849), (185, 137309), (197, 128945), (205, 123913), (629, 40385), (697, 36445), (985, 25789), (1517, 16745), (3145, 8077), (3349, 7585), (3485, 7289)]