12913100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{929}}^1$

素因数の和:1082

約数の個数: 36

約数和(自身を含む): 28253400

約数和(自身を除く): 15340300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 929, 1390, 1858, 2780, 3475, 3716, 4645, 6950, 9290, 13900, 18580, 23225, 46450, 92900, 129131, 258262, 516524, 645655, 1291310, 2582620, 3228275, 6456550, 12913100]

約数ペア:

[(1, 12913100), (2, 6456550), (4, 3228275), (5, 2582620), (10, 1291310), (20, 645655), (25, 516524), (50, 258262), (100, 129131), (139, 92900), (278, 46450), (556, 23225), (695, 18580), (929, 13900), (1390, 9290), (1858, 6950), (2780, 4645), (3475, 3716)]