6481000

素因数分解:

$2^3\times 5^3\times {\mathrm{6481}}^1$

素因数の和:6502

約数の個数: 32

約数和(自身を含む): 15167880

約数和(自身を除く): 8686880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 6481, 12962, 25924, 32405, 51848, 64810, 129620, 162025, 259240, 324050, 648100, 810125, 1296200, 1620250, 3240500, 6481000]

約数ペア:

[(1, 6481000), (2, 3240500), (4, 1620250), (5, 1296200), (8, 810125), (10, 648100), (20, 324050), (25, 259240), (40, 162025), (50, 129620), (100, 64810), (125, 51848), (200, 32405), (250, 25924), (500, 12962), (1000, 6481)]