31432016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 78471168

約数和(自身を除く): 47039152

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 823, 868, 1232, 1364, 1646, 1736, 2387, 2728, 3292, 3472, 4774, 5456, 5761, 6584, 9053, 9548, 11522, 13168, 18106, 19096, 23044, 25513, 36212, 38192, 46088, 51026, 63371, 72424, 92176, 102052, 126742, 144848, 178591, 204104, 253484, 280643, 357182, 408208, 506968, 561286, 714364, 1013936, 1122572, 1428728, 1964501, 2245144, 2857456, 3929002, 4490288, 7858004, 15716008, 31432016]

約数ペア:

[(1, 31432016), (2, 15716008), (4, 7858004), (7, 4490288), (8, 3929002), (11, 2857456), (14, 2245144), (16, 1964501), (22, 1428728), (28, 1122572), (31, 1013936), (44, 714364), (56, 561286), (62, 506968), (77, 408208), (88, 357182), (112, 280643), (124, 253484), (154, 204104), (176, 178591), (217, 144848), (248, 126742), (308, 102052), (341, 92176), (434, 72424), (496, 63371), (616, 51026), (682, 46088), (823, 38192), (868, 36212), (1232, 25513), (1364, 23044), (1646, 19096), (1736, 18106), (2387, 13168), (2728, 11522), (3292, 9548), (3472, 9053), (4774, 6584), (5456, 5761)]