25184804

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 47237904

約数和(自身を除く): 22053100

約数列:

[1, 2, 4, 19, 38, 76, 107, 163, 214, 326, 361, 428, 652, 722, 1444, 2033, 3097, 4066, 6194, 8132, 12388, 17441, 34882, 38627, 58843, 69764, 77254, 117686, 154508, 235372, 331379, 662758, 1325516, 6296201, 12592402, 25184804]

約数ペア:

[(1, 25184804), (2, 12592402), (4, 6296201), (19, 1325516), (38, 662758), (76, 331379), (107, 235372), (163, 154508), (214, 117686), (326, 77254), (361, 69764), (428, 58843), (652, 38627), (722, 34882), (1444, 17441), (2033, 12388), (3097, 8132), (4066, 6194)]