25318620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{140659}}^1$

素因数の和:140674

約数の個数: 36

約数和(自身を含む): 76800360

約数和(自身を除く): 51481740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 140659, 281318, 421977, 562636, 703295, 843954, 1265931, 1406590, 1687908, 2109885, 2531862, 2813180, 4219770, 5063724, 6329655, 8439540, 12659310, 25318620]

約数ペア:

[(1, 25318620), (2, 12659310), (3, 8439540), (4, 6329655), (5, 5063724), (6, 4219770), (9, 2813180), (10, 2531862), (12, 2109885), (15, 1687908), (18, 1406590), (20, 1265931), (30, 843954), (36, 703295), (45, 562636), (60, 421977), (90, 281318), (180, 140659)]