90104690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1447}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 175150080

約数和(自身を除く): 85045390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 958, 1447, 2395, 2894, 4790, 6227, 7235, 12454, 14470, 18811, 31135, 37622, 62270, 94055, 188110, 693113, 1386226, 3465565, 6931130, 9010469, 18020938, 45052345, 90104690]

約数ペア:

[(1, 90104690), (2, 45052345), (5, 18020938), (10, 9010469), (13, 6931130), (26, 3465565), (65, 1386226), (130, 693113), (479, 188110), (958, 94055), (1447, 62270), (2395, 37622), (2894, 31135), (4790, 18811), (6227, 14470), (7235, 12454)]