26255120

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1277}}^1$

素因数の和:1547

約数の個数: 40

約数和(自身を含む): 61328664

約数和(自身を除く): 35073544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1277, 1285, 2056, 2554, 2570, 4112, 5108, 5140, 6385, 10216, 10280, 12770, 20432, 20560, 25540, 51080, 102160, 328189, 656378, 1312756, 1640945, 2625512, 3281890, 5251024, 6563780, 13127560, 26255120]

約数ペア:

[(1, 26255120), (2, 13127560), (4, 6563780), (5, 5251024), (8, 3281890), (10, 2625512), (16, 1640945), (20, 1312756), (40, 656378), (80, 328189), (257, 102160), (514, 51080), (1028, 25540), (1277, 20560), (1285, 20432), (2056, 12770), (2554, 10280), (2570, 10216), (4112, 6385), (5108, 5140)]