2051209714160

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1\times {\mathrm{219407}}^1$

素因数の和:220410

約数の個数: 80

約数和(自身を含む): 4809526920576

約数和(自身を除く): 2758317206416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 853, 1096, 1370, 1706, 2192, 2740, 3412, 4265, 5480, 6824, 8530, 10960, 13648, 17060, 34120, 68240, 116861, 219407, 233722, 438814, 467444, 584305, 877628, 934888, 1097035, 1168610, 1755256, 1869776, 2194070, 2337220, 3510512, 4388140, 4674440, 8776280, 9348880, 17552560, 30058759, 60117518, 120235036, 150293795, 187154171, 240470072, 300587590, 374308342, 480940144, 601175180, 748616684, 935770855, 1202350360, 1497233368, 1871541710, 2404700720, 2994466736, 3743083420, 7486166840, 14972333680, 25640121427, 51280242854, 102560485708, 128200607135, 205120971416, 256401214270, 410241942832, 512802428540, 1025604857080, 2051209714160]

約数ペア:

[(1, 2051209714160), (2, 1025604857080), (4, 512802428540), (5, 410241942832), (8, 256401214270), (10, 205120971416), (16, 128200607135), (20, 102560485708), (40, 51280242854), (80, 25640121427), (137, 14972333680), (274, 7486166840), (548, 3743083420), (685, 2994466736), (853, 2404700720), (1096, 1871541710), (1370, 1497233368), (1706, 1202350360), (2192, 935770855), (2740, 748616684), (3412, 601175180), (4265, 480940144), (5480, 374308342), (6824, 300587590), (8530, 240470072), (10960, 187154171), (13648, 150293795), (17060, 120235036), (34120, 60117518), (68240, 30058759), (116861, 17552560), (219407, 9348880), (233722, 8776280), (438814, 4674440), (467444, 4388140), (584305, 3510512), (877628, 2337220), (934888, 2194070), (1097035, 1869776), (1168610, 1755256)]