25138256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10987}}^1$

素因数の和:11019

約数の個数: 40

約数和(自身を含む): 57225504

約数和(自身を除く): 32087248

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 10987, 21974, 43948, 87896, 120857, 142831, 175792, 241714, 285662, 483428, 571324, 966856, 1142648, 1571141, 1933712, 2285296, 3142282, 6284564, 12569128, 25138256]

約数ペア:

[(1, 25138256), (2, 12569128), (4, 6284564), (8, 3142282), (11, 2285296), (13, 1933712), (16, 1571141), (22, 1142648), (26, 966856), (44, 571324), (52, 483428), (88, 285662), (104, 241714), (143, 175792), (176, 142831), (208, 120857), (286, 87896), (572, 43948), (1144, 21974), (2288, 10987)]