87923175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 150585600

約数和(自身を除く): 62662425

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 137, 199, 215, 411, 597, 645, 685, 995, 1075, 2055, 2985, 3225, 3425, 4975, 5891, 8557, 10275, 14925, 17673, 25671, 27263, 29455, 42785, 81789, 88365, 128355, 136315, 147275, 213925, 408945, 441825, 641775, 681575, 1172309, 2044725, 3516927, 5861545, 17584635, 29307725, 87923175]

約数ペア:

[(1, 87923175), (3, 29307725), (5, 17584635), (15, 5861545), (25, 3516927), (43, 2044725), (75, 1172309), (129, 681575), (137, 641775), (199, 441825), (215, 408945), (411, 213925), (597, 147275), (645, 136315), (685, 128355), (995, 88365), (1075, 81789), (2055, 42785), (2985, 29455), (3225, 27263), (3425, 25671), (4975, 17673), (5891, 14925), (8557, 10275)]