25488848

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1260

約数の個数: 80

約数和(自身を含む): 65245824

約数和(自身を除く): 39756976

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1217, 1232, 1309, 1496, 1904, 2434, 2618, 2992, 4868, 5236, 8519, 9736, 10472, 13387, 17038, 19472, 20689, 20944, 26774, 34076, 41378, 53548, 68152, 82756, 93709, 107096, 136304, 144823, 165512, 187418, 214192, 227579, 289646, 331024, 374836, 455158, 579292, 749672, 910316, 1158584, 1499344, 1593053, 1820632, 2317168, 3186106, 3641264, 6372212, 12744424, 25488848]

約数ペア:

[(1, 25488848), (2, 12744424), (4, 6372212), (7, 3641264), (8, 3186106), (11, 2317168), (14, 1820632), (16, 1593053), (17, 1499344), (22, 1158584), (28, 910316), (34, 749672), (44, 579292), (56, 455158), (68, 374836), (77, 331024), (88, 289646), (112, 227579), (119, 214192), (136, 187418), (154, 165512), (176, 144823), (187, 136304), (238, 107096), (272, 93709), (308, 82756), (374, 68152), (476, 53548), (616, 41378), (748, 34076), (952, 26774), (1217, 20944), (1232, 20689), (1309, 19472), (1496, 17038), (1904, 13387), (2434, 10472), (2618, 9736), (2992, 8519), (4868, 5236)]