13215000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{881}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 41330520

約数和(自身を除く): 28115520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 881, 1000, 1250, 1500, 1762, 1875, 2500, 2643, 3000, 3524, 3750, 4405, 5000, 5286, 7048, 7500, 8810, 10572, 13215, 15000, 17620, 21144, 22025, 26430, 35240, 44050, 52860, 66075, 88100, 105720, 110125, 132150, 176200, 220250, 264300, 330375, 440500, 528600, 550625, 660750, 881000, 1101250, 1321500, 1651875, 2202500, 2643000, 3303750, 4405000, 6607500, 13215000]

約数ペア:

[(1, 13215000), (2, 6607500), (3, 4405000), (4, 3303750), (5, 2643000), (6, 2202500), (8, 1651875), (10, 1321500), (12, 1101250), (15, 881000), (20, 660750), (24, 550625), (25, 528600), (30, 440500), (40, 330375), (50, 264300), (60, 220250), (75, 176200), (100, 132150), (120, 110125), (125, 105720), (150, 88100), (200, 66075), (250, 52860), (300, 44050), (375, 35240), (500, 26430), (600, 22025), (625, 21144), (750, 17620), (881, 15000), (1000, 13215), (1250, 10572), (1500, 8810), (1762, 7500), (1875, 7048), (2500, 5286), (2643, 5000), (3000, 4405), (3524, 3750)]