26081360

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3361}}^1$

素因数の和:3471

約数の個数: 40

約数和(自身を含む): 61282536

約数和(自身を除く): 35201176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3361, 3880, 6722, 7760, 13444, 16805, 26888, 33610, 53776, 67220, 134440, 268880, 326017, 652034, 1304068, 1630085, 2608136, 3260170, 5216272, 6520340, 13040680, 26081360]

約数ペア:

[(1, 26081360), (2, 13040680), (4, 6520340), (5, 5216272), (8, 3260170), (10, 2608136), (16, 1630085), (20, 1304068), (40, 652034), (80, 326017), (97, 268880), (194, 134440), (388, 67220), (485, 53776), (776, 33610), (970, 26888), (1552, 16805), (1940, 13444), (3361, 7760), (3880, 6722)]