169000

素因数分解:

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

素因数の和:47

約数の個数: 48

約数和(自身を含む): 428220

約数和(自身を除く): 259220

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 169, 200, 250, 260, 325, 338, 500, 520, 650, 676, 845, 1000, 1300, 1352, 1625, 1690, 2600, 3250, 3380, 4225, 6500, 6760, 8450, 13000, 16900, 21125, 33800, 42250, 84500, 169000]

約数ペア:

[(1, 169000), (2, 84500), (4, 42250), (5, 33800), (8, 21125), (10, 16900), (13, 13000), (20, 8450), (25, 6760), (26, 6500), (40, 4225), (50, 3380), (52, 3250), (65, 2600), (100, 1690), (104, 1625), (125, 1352), (130, 1300), (169, 1000), (200, 845), (250, 676), (260, 650), (325, 520), (338, 500)]