49987520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1291}}^1$

素因数の和:1330

約数の個数: 84

約数和(自身を含む): 130939032

約数和(自身を除く): 80951512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1291, 1760, 1936, 2420, 2582, 3520, 3872, 4840, 5164, 6455, 7744, 9680, 10328, 12910, 14201, 19360, 20656, 25820, 28402, 38720, 41312, 51640, 56804, 71005, 82624, 103280, 113608, 142010, 156211, 206560, 227216, 284020, 312422, 413120, 454432, 568040, 624844, 781055, 908864, 1136080, 1249688, 1562110, 2272160, 2499376, 3124220, 4544320, 4998752, 6248440, 9997504, 12496880, 24993760, 49987520]

約数ペア:

[(1, 49987520), (2, 24993760), (4, 12496880), (5, 9997504), (8, 6248440), (10, 4998752), (11, 4544320), (16, 3124220), (20, 2499376), (22, 2272160), (32, 1562110), (40, 1249688), (44, 1136080), (55, 908864), (64, 781055), (80, 624844), (88, 568040), (110, 454432), (121, 413120), (160, 312422), (176, 284020), (220, 227216), (242, 206560), (320, 156211), (352, 142010), (440, 113608), (484, 103280), (605, 82624), (704, 71005), (880, 56804), (968, 51640), (1210, 41312), (1291, 38720), (1760, 28402), (1936, 25820), (2420, 20656), (2582, 19360), (3520, 14201), (3872, 12910), (4840, 10328), (5164, 9680), (6455, 7744)]