71783120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30941}}^1$

素因数の和:30983

約数の個数: 40

約数和(自身を含む): 172656360

約数和(自身を除く): 100873240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 30941, 61882, 123764, 154705, 247528, 309410, 495056, 618820, 897289, 1237640, 1794578, 2475280, 3589156, 4486445, 7178312, 8972890, 14356624, 17945780, 35891560, 71783120]

約数ペア:

[(1, 71783120), (2, 35891560), (4, 17945780), (5, 14356624), (8, 8972890), (10, 7178312), (16, 4486445), (20, 3589156), (29, 2475280), (40, 1794578), (58, 1237640), (80, 897289), (116, 618820), (145, 495056), (232, 309410), (290, 247528), (464, 154705), (580, 123764), (1160, 61882), (2320, 30941)]