156968992

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:893

約数の個数: 48

約数和(自身を含む): 318800664

約数和(自身を除く): 161831672

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 181, 328, 362, 656, 661, 724, 1312, 1322, 1448, 2644, 2896, 5288, 5792, 7421, 10576, 14842, 21152, 27101, 29684, 54202, 59368, 108404, 118736, 119641, 216808, 237472, 239282, 433616, 478564, 867232, 957128, 1914256, 3828512, 4905281, 9810562, 19621124, 39242248, 78484496, 156968992]

約数ペア:

[(1, 156968992), (2, 78484496), (4, 39242248), (8, 19621124), (16, 9810562), (32, 4905281), (41, 3828512), (82, 1914256), (164, 957128), (181, 867232), (328, 478564), (362, 433616), (656, 239282), (661, 237472), (724, 216808), (1312, 119641), (1322, 118736), (1448, 108404), (2644, 59368), (2896, 54202), (5288, 29684), (5792, 27101), (7421, 21152), (10576, 14842)]