25299004

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 45208800

約数和(自身を除く): 19909796

約数列:

[1, 2, 4, 71, 142, 229, 284, 389, 458, 778, 916, 1556, 16259, 27619, 32518, 55238, 65036, 89081, 110476, 178162, 356324, 6324751, 12649502, 25299004]

約数ペア:

[(1, 25299004), (2, 12649502), (4, 6324751), (71, 356324), (142, 178162), (229, 110476), (284, 89081), (389, 65036), (458, 55238), (778, 32518), (916, 27619), (1556, 16259)]