102256240

素因数分解:

$2^4\times 5^1\times {\mathrm{1278203}}^1$

素因数の和:1278216

約数の個数: 20

約数和(自身を含む): 237745944

約数和(自身を除く): 135489704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1278203, 2556406, 5112812, 6391015, 10225624, 12782030, 20451248, 25564060, 51128120, 102256240]

約数ペア:

[(1, 102256240), (2, 51128120), (4, 25564060), (5, 20451248), (8, 12782030), (10, 10225624), (16, 6391015), (20, 5112812), (40, 2556406), (80, 1278203)]