26315156

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 56996352

約数和(自身を除く): 30681196

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 61, 62, 71, 98, 122, 124, 142, 196, 217, 244, 284, 427, 434, 497, 854, 868, 994, 1519, 1708, 1891, 1988, 2201, 2989, 3038, 3479, 3782, 4331, 4402, 5978, 6076, 6958, 7564, 8662, 8804, 11956, 13237, 13916, 15407, 17324, 26474, 30317, 30814, 52948, 60634, 61628, 92659, 107849, 121268, 134261, 185318, 212219, 215698, 268522, 370636, 424438, 431396, 537044, 848876, 939827, 1879654, 3759308, 6578789, 13157578, 26315156]

約数ペア:

[(1, 26315156), (2, 13157578), (4, 6578789), (7, 3759308), (14, 1879654), (28, 939827), (31, 848876), (49, 537044), (61, 431396), (62, 424438), (71, 370636), (98, 268522), (122, 215698), (124, 212219), (142, 185318), (196, 134261), (217, 121268), (244, 107849), (284, 92659), (427, 61628), (434, 60634), (497, 52948), (854, 30814), (868, 30317), (994, 26474), (1519, 17324), (1708, 15407), (1891, 13916), (1988, 13237), (2201, 11956), (2989, 8804), (3038, 8662), (3479, 7564), (3782, 6958), (4331, 6076), (4402, 5978)]