1687485712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1237}}^1$

素因数の和:1616

約数の個数: 80

約数和(自身を含む): 3735868032

約数和(自身を除く): 2048382320

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 337, 368, 506, 674, 1012, 1237, 1348, 2024, 2474, 2696, 3707, 4048, 4948, 5392, 7414, 7751, 9896, 13607, 14828, 15502, 19792, 27214, 28451, 29656, 31004, 54428, 56902, 59312, 62008, 85261, 108856, 113804, 124016, 170522, 217712, 227608, 312961, 341044, 416869, 455216, 625922, 682088, 833738, 1251844, 1364176, 1667476, 2503688, 3334952, 4585559, 5007376, 6669904, 9171118, 9587987, 18342236, 19175974, 36684472, 38351948, 73368944, 76703896, 105467857, 153407792, 210935714, 421871428, 843742856, 1687485712]

約数ペア:

[(1, 1687485712), (2, 843742856), (4, 421871428), (8, 210935714), (11, 153407792), (16, 105467857), (22, 76703896), (23, 73368944), (44, 38351948), (46, 36684472), (88, 19175974), (92, 18342236), (176, 9587987), (184, 9171118), (253, 6669904), (337, 5007376), (368, 4585559), (506, 3334952), (674, 2503688), (1012, 1667476), (1237, 1364176), (1348, 1251844), (2024, 833738), (2474, 682088), (2696, 625922), (3707, 455216), (4048, 416869), (4948, 341044), (5392, 312961), (7414, 227608), (7751, 217712), (9896, 170522), (13607, 124016), (14828, 113804), (15502, 108856), (19792, 85261), (27214, 62008), (28451, 59312), (29656, 56902), (31004, 54428)]