80796320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1638

約数の個数: 96

約数和(自身を含む): 215550720

約数和(自身を除く): 134754400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 580, 638, 880, 928, 1160, 1276, 1583, 1595, 1760, 2320, 2552, 3166, 3190, 4640, 5104, 6332, 6380, 7915, 10208, 12664, 12760, 15830, 17413, 25328, 25520, 31660, 34826, 45907, 50656, 51040, 63320, 69652, 87065, 91814, 126640, 139304, 174130, 183628, 229535, 253280, 278608, 348260, 367256, 459070, 504977, 557216, 696520, 734512, 918140, 1009954, 1393040, 1469024, 1836280, 2019908, 2524885, 2786080, 3672560, 4039816, 5049770, 7345120, 8079632, 10099540, 16159264, 20199080, 40398160, 80796320]

約数ペア:

[(1, 80796320), (2, 40398160), (4, 20199080), (5, 16159264), (8, 10099540), (10, 8079632), (11, 7345120), (16, 5049770), (20, 4039816), (22, 3672560), (29, 2786080), (32, 2524885), (40, 2019908), (44, 1836280), (55, 1469024), (58, 1393040), (80, 1009954), (88, 918140), (110, 734512), (116, 696520), (145, 557216), (160, 504977), (176, 459070), (220, 367256), (232, 348260), (290, 278608), (319, 253280), (352, 229535), (440, 183628), (464, 174130), (580, 139304), (638, 126640), (880, 91814), (928, 87065), (1160, 69652), (1276, 63320), (1583, 51040), (1595, 50656), (1760, 45907), (2320, 34826), (2552, 31660), (3166, 25520), (3190, 25328), (4640, 17413), (5104, 15830), (6332, 12760), (6380, 12664), (7915, 10208)]