855490384

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4649}}^1$

素因数の和:4748

約数の個数: 80

約数和(自身を含む): 1992729600

約数和(自身を除く): 1137239216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 53, 56, 62, 106, 112, 124, 212, 217, 248, 371, 424, 434, 496, 742, 848, 868, 1484, 1643, 1736, 2968, 3286, 3472, 4649, 5936, 6572, 9298, 11501, 13144, 18596, 23002, 26288, 32543, 37192, 46004, 65086, 74384, 92008, 130172, 144119, 184016, 246397, 260344, 288238, 492794, 520688, 576476, 985588, 1008833, 1152952, 1724779, 1971176, 2017666, 2305904, 3449558, 3942352, 4035332, 6899116, 7638307, 8070664, 13798232, 15276614, 16141328, 27596464, 30553228, 53468149, 61106456, 106936298, 122212912, 213872596, 427745192, 855490384]

約数ペア:

[(1, 855490384), (2, 427745192), (4, 213872596), (7, 122212912), (8, 106936298), (14, 61106456), (16, 53468149), (28, 30553228), (31, 27596464), (53, 16141328), (56, 15276614), (62, 13798232), (106, 8070664), (112, 7638307), (124, 6899116), (212, 4035332), (217, 3942352), (248, 3449558), (371, 2305904), (424, 2017666), (434, 1971176), (496, 1724779), (742, 1152952), (848, 1008833), (868, 985588), (1484, 576476), (1643, 520688), (1736, 492794), (2968, 288238), (3286, 260344), (3472, 246397), (4649, 184016), (5936, 144119), (6572, 130172), (9298, 92008), (11501, 74384), (13144, 65086), (18596, 46004), (23002, 37192), (26288, 32543)]