26810720

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 66933216

約数和(自身を除く): 40122496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 67, 80, 82, 122, 134, 160, 164, 205, 244, 268, 305, 328, 335, 410, 488, 536, 610, 656, 670, 820, 976, 1072, 1220, 1312, 1340, 1640, 1952, 2144, 2440, 2501, 2680, 2747, 3280, 4087, 4880, 5002, 5360, 5494, 6560, 8174, 9760, 10004, 10720, 10988, 12505, 13735, 16348, 20008, 20435, 21976, 25010, 27470, 32696, 40016, 40870, 43952, 50020, 54940, 65392, 80032, 81740, 87904, 100040, 109880, 130784, 163480, 167567, 200080, 219760, 326960, 335134, 400160, 439520, 653920, 670268, 837835, 1340536, 1675670, 2681072, 3351340, 5362144, 6702680, 13405360, 26810720]

約数ペア:

[(1, 26810720), (2, 13405360), (4, 6702680), (5, 5362144), (8, 3351340), (10, 2681072), (16, 1675670), (20, 1340536), (32, 837835), (40, 670268), (41, 653920), (61, 439520), (67, 400160), (80, 335134), (82, 326960), (122, 219760), (134, 200080), (160, 167567), (164, 163480), (205, 130784), (244, 109880), (268, 100040), (305, 87904), (328, 81740), (335, 80032), (410, 65392), (488, 54940), (536, 50020), (610, 43952), (656, 40870), (670, 40016), (820, 32696), (976, 27470), (1072, 25010), (1220, 21976), (1312, 20435), (1340, 20008), (1640, 16348), (1952, 13735), (2144, 12505), (2440, 10988), (2501, 10720), (2680, 10004), (2747, 9760), (3280, 8174), (4087, 6560), (4880, 5494), (5002, 5360)]