81266625

素因数分解:

$3^3\times 5^3\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 165984000

約数和(自身を除く): 84717375

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 125, 135, 165, 199, 225, 275, 297, 363, 375, 495, 597, 605, 675, 825, 995, 1089, 1125, 1375, 1485, 1791, 1815, 2189, 2475, 2985, 3025, 3267, 3375, 4125, 4975, 5373, 5445, 6567, 7425, 8955, 9075, 10945, 12375, 14925, 15125, 16335, 19701, 24079, 24875, 26865, 27225, 32835, 37125, 44775, 45375, 54725, 59103, 72237, 74625, 81675, 98505, 120395, 134325, 136125, 164175, 216711, 223875, 273625, 295515, 361185, 408375, 492525, 601975, 650133, 671625, 820875, 1083555, 1477575, 1805925, 2462625, 3009875, 3250665, 5417775, 7387875, 9029625, 16253325, 27088875, 81266625]

約数ペア:

[(1, 81266625), (3, 27088875), (5, 16253325), (9, 9029625), (11, 7387875), (15, 5417775), (25, 3250665), (27, 3009875), (33, 2462625), (45, 1805925), (55, 1477575), (75, 1083555), (99, 820875), (121, 671625), (125, 650133), (135, 601975), (165, 492525), (199, 408375), (225, 361185), (275, 295515), (297, 273625), (363, 223875), (375, 216711), (495, 164175), (597, 136125), (605, 134325), (675, 120395), (825, 98505), (995, 81675), (1089, 74625), (1125, 72237), (1375, 59103), (1485, 54725), (1791, 45375), (1815, 44775), (2189, 37125), (2475, 32835), (2985, 27225), (3025, 26865), (3267, 24875), (3375, 24079), (4125, 19701), (4975, 16335), (5373, 15125), (5445, 14925), (6567, 12375), (7425, 10945), (8955, 9075)]