25244912

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 63043584

約数和(自身を除く): 37798672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 661, 682, 868, 1232, 1322, 1364, 1736, 2387, 2644, 2728, 3472, 4627, 4774, 5288, 5456, 7271, 9254, 9548, 10576, 14542, 18508, 19096, 20491, 29084, 37016, 38192, 40982, 50897, 58168, 74032, 81964, 101794, 116336, 143437, 163928, 203588, 225401, 286874, 327856, 407176, 450802, 573748, 814352, 901604, 1147496, 1577807, 1803208, 2294992, 3155614, 3606416, 6311228, 12622456, 25244912]

約数ペア:

[(1, 25244912), (2, 12622456), (4, 6311228), (7, 3606416), (8, 3155614), (11, 2294992), (14, 1803208), (16, 1577807), (22, 1147496), (28, 901604), (31, 814352), (44, 573748), (56, 450802), (62, 407176), (77, 327856), (88, 286874), (112, 225401), (124, 203588), (154, 163928), (176, 143437), (217, 116336), (248, 101794), (308, 81964), (341, 74032), (434, 58168), (496, 50897), (616, 40982), (661, 38192), (682, 37016), (868, 29084), (1232, 20491), (1322, 19096), (1364, 18508), (1736, 14542), (2387, 10576), (2644, 9548), (2728, 9254), (3472, 7271), (4627, 5456), (4774, 5288)]