265913625

素因数分解:

$3^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{5413}}^1$

素因数の和:5562

約数の個数: 32

約数和(自身を含む): 445940352

約数和(自身を除く): 180026727

約数列:

[1, 3, 5, 15, 25, 75, 125, 131, 375, 393, 655, 1965, 3275, 5413, 9825, 16239, 16375, 27065, 49125, 81195, 135325, 405975, 676625, 709103, 2029875, 2127309, 3545515, 10636545, 17727575, 53182725, 88637875, 265913625]

約数ペア:

[(1, 265913625), (3, 88637875), (5, 53182725), (15, 17727575), (25, 10636545), (75, 3545515), (125, 2127309), (131, 2029875), (375, 709103), (393, 676625), (655, 405975), (1965, 135325), (3275, 81195), (5413, 49125), (9825, 27065), (16239, 16375)]