90131248

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{25261}}^1$

素因数の和:25492

約数の個数: 20

約数和(自身を含む): 175419328

約数和(自身を除く): 85288080

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 25261, 50522, 101044, 202088, 404176, 5633203, 11266406, 22532812, 45065624, 90131248]

約数ペア:

[(1, 90131248), (2, 45065624), (4, 22532812), (8, 11266406), (16, 5633203), (223, 404176), (446, 202088), (892, 101044), (1784, 50522), (3568, 25261)]