31538672

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 71995392

約数和(自身を除く): 40456720

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 83, 88, 127, 136, 166, 176, 187, 254, 272, 332, 374, 508, 664, 748, 913, 1016, 1328, 1397, 1411, 1496, 1826, 2032, 2159, 2794, 2822, 2992, 3652, 4318, 5588, 5644, 7304, 8636, 10541, 11176, 11288, 14608, 15521, 17272, 21082, 22352, 22576, 23749, 31042, 34544, 42164, 47498, 62084, 84328, 94996, 115951, 124168, 168656, 179197, 189992, 231902, 248336, 358394, 379984, 463804, 716788, 927608, 1433576, 1855216, 1971167, 2867152, 3942334, 7884668, 15769336, 31538672]

約数ペア:

[(1, 31538672), (2, 15769336), (4, 7884668), (8, 3942334), (11, 2867152), (16, 1971167), (17, 1855216), (22, 1433576), (34, 927608), (44, 716788), (68, 463804), (83, 379984), (88, 358394), (127, 248336), (136, 231902), (166, 189992), (176, 179197), (187, 168656), (254, 124168), (272, 115951), (332, 94996), (374, 84328), (508, 62084), (664, 47498), (748, 42164), (913, 34544), (1016, 31042), (1328, 23749), (1397, 22576), (1411, 22352), (1496, 21082), (1826, 17272), (2032, 15521), (2159, 14608), (2794, 11288), (2822, 11176), (2992, 10541), (3652, 8636), (4318, 7304), (5588, 5644)]