108424340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 232538880

約数和(自身を除く): 124114540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 163, 316, 326, 395, 421, 652, 790, 815, 842, 1580, 1630, 1684, 2105, 3260, 4210, 8420, 12877, 25754, 33259, 51508, 64385, 66518, 68623, 128770, 133036, 137246, 166295, 257540, 274492, 332590, 343115, 665180, 686230, 1372460, 5421217, 10842434, 21684868, 27106085, 54212170, 108424340]

約数ペア:

[(1, 108424340), (2, 54212170), (4, 27106085), (5, 21684868), (10, 10842434), (20, 5421217), (79, 1372460), (158, 686230), (163, 665180), (316, 343115), (326, 332590), (395, 274492), (421, 257540), (652, 166295), (790, 137246), (815, 133036), (842, 128770), (1580, 68623), (1630, 66518), (1684, 64385), (2105, 51508), (3260, 33259), (4210, 25754), (8420, 12877)]