25278064

素因数分解:

$2^4\times 7^1\times {\mathrm{225697}}^1$

素因数の和:225712

約数の個数: 20

約数和(自身を含む): 55973104

約数和(自身を除く): 30695040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 225697, 451394, 902788, 1579879, 1805576, 3159758, 3611152, 6319516, 12639032, 25278064]

約数ペア:

[(1, 25278064), (2, 12639032), (4, 6319516), (7, 3611152), (8, 3159758), (14, 1805576), (16, 1579879), (28, 902788), (56, 451394), (112, 225697)]