25337060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2549}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 36352540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 2549, 4970, 5098, 9940, 10196, 12745, 17843, 25490, 35686, 50980, 71372, 89215, 178430, 180979, 356860, 361958, 723916, 904895, 1266853, 1809790, 2533706, 3619580, 5067412, 6334265, 12668530, 25337060]

約数ペア:

[(1, 25337060), (2, 12668530), (4, 6334265), (5, 5067412), (7, 3619580), (10, 2533706), (14, 1809790), (20, 1266853), (28, 904895), (35, 723916), (70, 361958), (71, 356860), (140, 180979), (142, 178430), (284, 89215), (355, 71372), (497, 50980), (710, 35686), (994, 25490), (1420, 17843), (1988, 12745), (2485, 10196), (2549, 9940), (4970, 5098)]