1270185520

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1150

約数の個数: 80

約数和(自身を含む): 3005245152

約数和(自身を除く): 1735059632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 233, 332, 415, 466, 664, 821, 830, 932, 1165, 1328, 1642, 1660, 1864, 2330, 3284, 3320, 3728, 4105, 4660, 6568, 6640, 8210, 9320, 13136, 16420, 18640, 19339, 32840, 38678, 65680, 68143, 77356, 96695, 136286, 154712, 191293, 193390, 272572, 309424, 340715, 382586, 386780, 545144, 681430, 765172, 773560, 956465, 1090288, 1362860, 1530344, 1547120, 1912930, 2725720, 3060688, 3825860, 5451440, 7651720, 15303440, 15877319, 31754638, 63509276, 79386595, 127018552, 158773190, 254037104, 317546380, 635092760, 1270185520]

約数ペア:

[(1, 1270185520), (2, 635092760), (4, 317546380), (5, 254037104), (8, 158773190), (10, 127018552), (16, 79386595), (20, 63509276), (40, 31754638), (80, 15877319), (83, 15303440), (166, 7651720), (233, 5451440), (332, 3825860), (415, 3060688), (466, 2725720), (664, 1912930), (821, 1547120), (830, 1530344), (932, 1362860), (1165, 1090288), (1328, 956465), (1642, 773560), (1660, 765172), (1864, 681430), (2330, 545144), (3284, 386780), (3320, 382586), (3728, 340715), (4105, 309424), (4660, 272572), (6568, 193390), (6640, 191293), (8210, 154712), (9320, 136286), (13136, 96695), (16420, 77356), (18640, 68143), (19339, 65680), (32840, 38678)]