26256400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1660

約数の個数: 60

約数和(自身を含む): 64659924

約数和(自身を除く): 38403524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1601, 1640, 2050, 3202, 3280, 4100, 6404, 8005, 8200, 12808, 16010, 16400, 25616, 32020, 40025, 64040, 65641, 80050, 128080, 131282, 160100, 262564, 320200, 328205, 525128, 640400, 656410, 1050256, 1312820, 1641025, 2625640, 3282050, 5251280, 6564100, 13128200, 26256400]

約数ペア:

[(1, 26256400), (2, 13128200), (4, 6564100), (5, 5251280), (8, 3282050), (10, 2625640), (16, 1641025), (20, 1312820), (25, 1050256), (40, 656410), (41, 640400), (50, 525128), (80, 328205), (82, 320200), (100, 262564), (164, 160100), (200, 131282), (205, 128080), (328, 80050), (400, 65641), (410, 64040), (656, 40025), (820, 32020), (1025, 25616), (1601, 16400), (1640, 16010), (2050, 12808), (3202, 8200), (3280, 8005), (4100, 6404)]