73044140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{280939}}^1$

素因数の和:280961

約数の個数: 24

約数和(自身を含む): 165192720

約数和(自身を除く): 92148580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 280939, 561878, 1123756, 1404695, 2809390, 3652207, 5618780, 7304414, 14608828, 18261035, 36522070, 73044140]

約数ペア:

[(1, 73044140), (2, 36522070), (4, 18261035), (5, 14608828), (10, 7304414), (13, 5618780), (20, 3652207), (26, 2809390), (52, 1404695), (65, 1123756), (130, 561878), (260, 280939)]