25739840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11491}}^1$

素因数の和:11515

約数の個数: 56

約数和(自身を含む): 70055232

約数和(自身を除く): 44315392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 11491, 22982, 45964, 57455, 80437, 91928, 114910, 160874, 183856, 229820, 321748, 367712, 402185, 459640, 643496, 735424, 804370, 919280, 1286992, 1608740, 1838560, 2573984, 3217480, 3677120, 5147968, 6434960, 12869920, 25739840]

約数ペア:

[(1, 25739840), (2, 12869920), (4, 6434960), (5, 5147968), (7, 3677120), (8, 3217480), (10, 2573984), (14, 1838560), (16, 1608740), (20, 1286992), (28, 919280), (32, 804370), (35, 735424), (40, 643496), (56, 459640), (64, 402185), (70, 367712), (80, 321748), (112, 229820), (140, 183856), (160, 160874), (224, 114910), (280, 91928), (320, 80437), (448, 57455), (560, 45964), (1120, 22982), (2240, 11491)]