25124060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 57661632

約数和(自身を除く): 32537572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1361, 1420, 1846, 2722, 3692, 4615, 5444, 6805, 9230, 13610, 17693, 18460, 27220, 35386, 70772, 88465, 96631, 176930, 193262, 353860, 386524, 483155, 966310, 1256203, 1932620, 2512406, 5024812, 6281015, 12562030, 25124060]

約数ペア:

[(1, 25124060), (2, 12562030), (4, 6281015), (5, 5024812), (10, 2512406), (13, 1932620), (20, 1256203), (26, 966310), (52, 483155), (65, 386524), (71, 353860), (130, 193262), (142, 176930), (260, 96631), (284, 88465), (355, 70772), (710, 35386), (923, 27220), (1361, 18460), (1420, 17693), (1846, 13610), (2722, 9230), (3692, 6805), (4615, 5444)]