25043660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1303}}^1$

素因数の和:1374

約数の個数: 36

約数和(自身を含む): 54384624

約数和(自身を除く): 29340964

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1303, 1922, 2606, 3844, 4805, 5212, 6515, 9610, 13030, 19220, 26060, 40393, 80786, 161572, 201965, 403930, 807860, 1252183, 2504366, 5008732, 6260915, 12521830, 25043660]

約数ペア:

[(1, 25043660), (2, 12521830), (4, 6260915), (5, 5008732), (10, 2504366), (20, 1252183), (31, 807860), (62, 403930), (124, 201965), (155, 161572), (310, 80786), (620, 40393), (961, 26060), (1303, 19220), (1922, 13030), (2606, 9610), (3844, 6515), (4805, 5212)]