25267216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 53024384

約数和(自身を除く): 27757168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 331, 367, 662, 734, 1324, 1468, 2648, 2936, 4303, 4771, 5296, 5872, 8606, 9542, 17212, 19084, 34424, 38168, 68848, 76336, 121477, 242954, 485908, 971816, 1579201, 1943632, 3158402, 6316804, 12633608, 25267216]

約数ペア:

[(1, 25267216), (2, 12633608), (4, 6316804), (8, 3158402), (13, 1943632), (16, 1579201), (26, 971816), (52, 485908), (104, 242954), (208, 121477), (331, 76336), (367, 68848), (662, 38168), (734, 34424), (1324, 19084), (1468, 17212), (2648, 9542), (2936, 8606), (4303, 5872), (4771, 5296)]