8172900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{1009}}^1$

素因数の和:1035

約数の個数: 90

約数和(自身を含む): 26519570

約数和(自身を除く): 18346670

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1009, 1350, 1620, 2018, 2025, 2700, 3027, 4036, 4050, 5045, 6054, 8100, 9081, 10090, 12108, 15135, 18162, 20180, 25225, 27243, 30270, 36324, 45405, 50450, 54486, 60540, 75675, 81729, 90810, 100900, 108972, 136215, 151350, 163458, 181620, 227025, 272430, 302700, 326916, 408645, 454050, 544860, 681075, 817290, 908100, 1362150, 1634580, 2043225, 2724300, 4086450, 8172900]

約数ペア:

[(1, 8172900), (2, 4086450), (3, 2724300), (4, 2043225), (5, 1634580), (6, 1362150), (9, 908100), (10, 817290), (12, 681075), (15, 544860), (18, 454050), (20, 408645), (25, 326916), (27, 302700), (30, 272430), (36, 227025), (45, 181620), (50, 163458), (54, 151350), (60, 136215), (75, 108972), (81, 100900), (90, 90810), (100, 81729), (108, 75675), (135, 60540), (150, 54486), (162, 50450), (180, 45405), (225, 36324), (270, 30270), (300, 27243), (324, 25225), (405, 20180), (450, 18162), (540, 15135), (675, 12108), (810, 10090), (900, 9081), (1009, 8100), (1350, 6054), (1620, 5045), (2018, 4050), (2025, 4036), (2700, 3027)]