69645825

素因数分解:

$3^4\times 5^2\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 60

約数和(自身を含む): 130414768

約数和(自身を除く): 60768943

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 163, 211, 225, 405, 489, 633, 675, 815, 1055, 1467, 1899, 2025, 2445, 3165, 4075, 4401, 5275, 5697, 7335, 9495, 12225, 13203, 15825, 17091, 22005, 28485, 34393, 36675, 47475, 66015, 85455, 103179, 110025, 142425, 171965, 309537, 330075, 427275, 515895, 859825, 928611, 1547685, 2579475, 2785833, 4643055, 7738425, 13929165, 23215275, 69645825]

約数ペア:

[(1, 69645825), (3, 23215275), (5, 13929165), (9, 7738425), (15, 4643055), (25, 2785833), (27, 2579475), (45, 1547685), (75, 928611), (81, 859825), (135, 515895), (163, 427275), (211, 330075), (225, 309537), (405, 171965), (489, 142425), (633, 110025), (675, 103179), (815, 85455), (1055, 66015), (1467, 47475), (1899, 36675), (2025, 34393), (2445, 28485), (3165, 22005), (4075, 17091), (4401, 15825), (5275, 13203), (5697, 12225), (7335, 9495)]