71442770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15233}}^1$

素因数の和:15314

約数の個数: 32

約数和(自身を含む): 149171328

約数和(自身を除く): 77728558

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 15233, 30466, 76165, 106631, 152330, 213262, 533155, 1020611, 1066310, 2041222, 5103055, 7144277, 10206110, 14288554, 35721385, 71442770]

約数ペア:

[(1, 71442770), (2, 35721385), (5, 14288554), (7, 10206110), (10, 7144277), (14, 5103055), (35, 2041222), (67, 1066310), (70, 1020611), (134, 533155), (335, 213262), (469, 152330), (670, 106631), (938, 76165), (2345, 30466), (4690, 15233)]