265000

素因数分解:

$2^3\times 5^4\times {\mathrm{53}}^1$

素因数の和:79

約数の個数: 40

約数和(自身を含む): 632610

約数和(自身を除く): 367610

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 500, 530, 625, 1000, 1060, 1250, 1325, 2120, 2500, 2650, 5000, 5300, 6625, 10600, 13250, 26500, 33125, 53000, 66250, 132500, 265000]

約数ペア:

[(1, 265000), (2, 132500), (4, 66250), (5, 53000), (8, 33125), (10, 26500), (20, 13250), (25, 10600), (40, 6625), (50, 5300), (53, 5000), (100, 2650), (106, 2500), (125, 2120), (200, 1325), (212, 1250), (250, 1060), (265, 1000), (424, 625), (500, 530)]