72810472

素因数分解:

$2^3\times 7^2\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 159614820

約数和(自身を除く): 86804348

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 281, 392, 562, 661, 1124, 1322, 1967, 2248, 2644, 3934, 4627, 5288, 7868, 9254, 13769, 15736, 18508, 27538, 32389, 37016, 55076, 64778, 110152, 129556, 185741, 259112, 371482, 742964, 1300187, 1485928, 2600374, 5200748, 9101309, 10401496, 18202618, 36405236, 72810472]

約数ペア:

[(1, 72810472), (2, 36405236), (4, 18202618), (7, 10401496), (8, 9101309), (14, 5200748), (28, 2600374), (49, 1485928), (56, 1300187), (98, 742964), (196, 371482), (281, 259112), (392, 185741), (562, 129556), (661, 110152), (1124, 64778), (1322, 55076), (1967, 37016), (2248, 32389), (2644, 27538), (3934, 18508), (4627, 15736), (5288, 13769), (7868, 9254)]