71915984

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 170667648

約数和(自身を除く): 98751664

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 107, 112, 119, 136, 214, 238, 272, 353, 428, 476, 706, 749, 856, 952, 1412, 1498, 1712, 1819, 1904, 2471, 2824, 2996, 3638, 4942, 5648, 5992, 6001, 7276, 9884, 11984, 12002, 12733, 14552, 19768, 24004, 25466, 29104, 37771, 39536, 42007, 48008, 50932, 75542, 84014, 96016, 101864, 151084, 168028, 203728, 264397, 302168, 336056, 528794, 604336, 642107, 672112, 1057588, 1284214, 2115176, 2568428, 4230352, 4494749, 5136856, 8989498, 10273712, 17978996, 35957992, 71915984]

約数ペア:

[(1, 71915984), (2, 35957992), (4, 17978996), (7, 10273712), (8, 8989498), (14, 5136856), (16, 4494749), (17, 4230352), (28, 2568428), (34, 2115176), (56, 1284214), (68, 1057588), (107, 672112), (112, 642107), (119, 604336), (136, 528794), (214, 336056), (238, 302168), (272, 264397), (353, 203728), (428, 168028), (476, 151084), (706, 101864), (749, 96016), (856, 84014), (952, 75542), (1412, 50932), (1498, 48008), (1712, 42007), (1819, 39536), (1904, 37771), (2471, 29104), (2824, 25466), (2996, 24004), (3638, 19768), (4942, 14552), (5648, 12733), (5992, 12002), (6001, 11984), (7276, 9884)]