25170915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 56033280

約数和(自身を除く): 30862365

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 31, 33, 35, 37, 55, 57, 77, 93, 95, 105, 111, 133, 155, 165, 185, 209, 217, 231, 259, 285, 341, 385, 399, 407, 465, 555, 589, 627, 651, 665, 703, 777, 1023, 1045, 1085, 1147, 1155, 1221, 1295, 1463, 1705, 1767, 1995, 2035, 2109, 2387, 2849, 2945, 3135, 3255, 3441, 3515, 3885, 4123, 4389, 4921, 5115, 5735, 6105, 6479, 7161, 7315, 7733, 8029, 8547, 8835, 10545, 11935, 12369, 12617, 14245, 14763, 17205, 19437, 20615, 21793, 21945, 23199, 24087, 24605, 32395, 35805, 37851, 38665, 40145, 42735, 45353, 54131, 61845, 63085, 65379, 73815, 88319, 97185, 108965, 115995, 120435, 136059, 152551, 162393, 189255, 226765, 239723, 264957, 270655, 326895, 441595, 457653, 680295, 719169, 762755, 811965, 1198615, 1324785, 1678061, 2288265, 3595845, 5034183, 8390305, 25170915]

約数ペア:

[(1, 25170915), (3, 8390305), (5, 5034183), (7, 3595845), (11, 2288265), (15, 1678061), (19, 1324785), (21, 1198615), (31, 811965), (33, 762755), (35, 719169), (37, 680295), (55, 457653), (57, 441595), (77, 326895), (93, 270655), (95, 264957), (105, 239723), (111, 226765), (133, 189255), (155, 162393), (165, 152551), (185, 136059), (209, 120435), (217, 115995), (231, 108965), (259, 97185), (285, 88319), (341, 73815), (385, 65379), (399, 63085), (407, 61845), (465, 54131), (555, 45353), (589, 42735), (627, 40145), (651, 38665), (665, 37851), (703, 35805), (777, 32395), (1023, 24605), (1045, 24087), (1085, 23199), (1147, 21945), (1155, 21793), (1221, 20615), (1295, 19437), (1463, 17205), (1705, 14763), (1767, 14245), (1995, 12617), (2035, 12369), (2109, 11935), (2387, 10545), (2849, 8835), (2945, 8547), (3135, 8029), (3255, 7733), (3441, 7315), (3515, 7161), (3885, 6479), (4123, 6105), (4389, 5735), (4921, 5115)]