81583875

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 157547520

約数和(自身を除く): 75963645

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 375, 575, 621, 675, 1035, 1051, 1125, 1725, 2875, 3105, 3153, 3375, 5175, 5255, 8625, 9459, 15525, 15765, 24173, 25875, 26275, 28377, 47295, 72519, 77625, 78825, 120865, 131375, 141885, 217557, 236475, 362595, 394125, 604325, 652671, 709425, 1087785, 1182375, 1812975, 3021625, 3263355, 3547125, 5438925, 9064875, 16316775, 27194625, 81583875]

約数ペア:

[(1, 81583875), (3, 27194625), (5, 16316775), (9, 9064875), (15, 5438925), (23, 3547125), (25, 3263355), (27, 3021625), (45, 1812975), (69, 1182375), (75, 1087785), (115, 709425), (125, 652671), (135, 604325), (207, 394125), (225, 362595), (345, 236475), (375, 217557), (575, 141885), (621, 131375), (675, 120865), (1035, 78825), (1051, 77625), (1125, 72519), (1725, 47295), (2875, 28377), (3105, 26275), (3153, 25875), (3375, 24173), (5175, 15765), (5255, 15525), (8625, 9459)]