13000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1$

素因数の和:34

約数の個数: 32

約数和(自身を含む): 32760

約数和(自身を除く): 19760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 6500, 13000]

約数ペア:

[(1, 13000), (2, 6500), (4, 3250), (5, 2600), (8, 1625), (10, 1300), (13, 1000), (20, 650), (25, 520), (26, 500), (40, 325), (50, 260), (52, 250), (65, 200), (100, 130), (104, 125)]