20163226725

素因数分解:

$3^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{43481}}^1$

素因数の和:43732

約数の個数: 60

約数和(自身を含む): 37513225860

約数和(自身を除く): 17349999135

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 229, 405, 675, 687, 1145, 2025, 2061, 3435, 5725, 6183, 10305, 17175, 18549, 30915, 43481, 51525, 92745, 130443, 154575, 217405, 391329, 463725, 652215, 1087025, 1173987, 1956645, 3261075, 3521961, 5869935, 9783225, 9957149, 17609805, 29349675, 29871447, 49785745, 88049025, 89614341, 149357235, 248928725, 268843023, 448071705, 746786175, 806529069, 1344215115, 2240358525, 4032645345, 6721075575, 20163226725]

約数ペア:

[(1, 20163226725), (3, 6721075575), (5, 4032645345), (9, 2240358525), (15, 1344215115), (25, 806529069), (27, 746786175), (45, 448071705), (75, 268843023), (81, 248928725), (135, 149357235), (225, 89614341), (229, 88049025), (405, 49785745), (675, 29871447), (687, 29349675), (1145, 17609805), (2025, 9957149), (2061, 9783225), (3435, 5869935), (5725, 3521961), (6183, 3261075), (10305, 1956645), (17175, 1173987), (18549, 1087025), (30915, 652215), (43481, 463725), (51525, 391329), (92745, 217405), (130443, 154575)]