26990792

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 29255608

約数列:

[1, 2, 4, 8, 19, 38, 41, 61, 71, 76, 82, 122, 142, 152, 164, 244, 284, 328, 488, 568, 779, 1159, 1349, 1558, 2318, 2501, 2698, 2911, 3116, 4331, 4636, 5002, 5396, 5822, 6232, 8662, 9272, 10004, 10792, 11644, 17324, 20008, 23288, 34648, 47519, 55309, 82289, 95038, 110618, 164578, 177571, 190076, 221236, 329156, 355142, 380152, 442472, 658312, 710284, 1420568, 3373849, 6747698, 13495396, 26990792]

約数ペア:

[(1, 26990792), (2, 13495396), (4, 6747698), (8, 3373849), (19, 1420568), (38, 710284), (41, 658312), (61, 442472), (71, 380152), (76, 355142), (82, 329156), (122, 221236), (142, 190076), (152, 177571), (164, 164578), (244, 110618), (284, 95038), (328, 82289), (488, 55309), (568, 47519), (779, 34648), (1159, 23288), (1349, 20008), (1558, 17324), (2318, 11644), (2501, 10792), (2698, 10004), (2911, 9272), (3116, 8662), (4331, 6232), (4636, 5822), (5002, 5396)]