68100520

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4639}}^1$

素因数の和:5017

約数の個数: 32

約数和(自身を含む): 153676800

約数和(自身を除く): 85576280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4639, 7340, 9278, 14680, 18556, 23195, 37112, 46390, 92780, 185560, 1702513, 3405026, 6810052, 8512565, 13620104, 17025130, 34050260, 68100520]

約数ペア:

[(1, 68100520), (2, 34050260), (4, 17025130), (5, 13620104), (8, 8512565), (10, 6810052), (20, 3405026), (40, 1702513), (367, 185560), (734, 92780), (1468, 46390), (1835, 37112), (2936, 23195), (3670, 18556), (4639, 14680), (7340, 9278)]