81796708720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{14561}}^1$

素因数の和:14711

約数の個数: 160

約数和(自身を含む): 205935105024

約数和(自身を除く): 124138396304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 71, 80, 86, 92, 115, 142, 172, 184, 215, 230, 284, 344, 355, 368, 430, 460, 568, 688, 710, 860, 920, 989, 1136, 1420, 1633, 1720, 1840, 1978, 2840, 3053, 3266, 3440, 3956, 4945, 5680, 6106, 6532, 7912, 8165, 9890, 12212, 13064, 14561, 15265, 15824, 16330, 19780, 24424, 26128, 29122, 30530, 32660, 39560, 48848, 58244, 61060, 65320, 70219, 72805, 79120, 116488, 122120, 130640, 140438, 145610, 232976, 244240, 280876, 291220, 334903, 351095, 561752, 582440, 626123, 669806, 702190, 1033831, 1123504, 1164880, 1252246, 1339612, 1404380, 1674515, 2067662, 2504492, 2679224, 2808760, 3130615, 3349030, 4135324, 5008984, 5169155, 5358448, 5617520, 6261230, 6698060, 8270648, 10017968, 10338310, 12522460, 13396120, 14400829, 16541296, 20676620, 23778113, 25044920, 26792240, 28801658, 41353240, 44454733, 47556226, 50089840, 57603316, 72004145, 82706480, 88909466, 95112452, 115206632, 118890565, 144008290, 177818932, 190224904, 222273665, 230413264, 237781130, 288016580, 355637864, 380449808, 444547330, 475562260, 576033160, 711275728, 889094660, 951124520, 1022458859, 1152066320, 1778189320, 1902249040, 2044917718, 3556378640, 4089835436, 5112294295, 8179670872, 10224588590, 16359341744, 20449177180, 40898354360, 81796708720]

約数ペア:

[(1, 81796708720), (2, 40898354360), (4, 20449177180), (5, 16359341744), (8, 10224588590), (10, 8179670872), (16, 5112294295), (20, 4089835436), (23, 3556378640), (40, 2044917718), (43, 1902249040), (46, 1778189320), (71, 1152066320), (80, 1022458859), (86, 951124520), (92, 889094660), (115, 711275728), (142, 576033160), (172, 475562260), (184, 444547330), (215, 380449808), (230, 355637864), (284, 288016580), (344, 237781130), (355, 230413264), (368, 222273665), (430, 190224904), (460, 177818932), (568, 144008290), (688, 118890565), (710, 115206632), (860, 95112452), (920, 88909466), (989, 82706480), (1136, 72004145), (1420, 57603316), (1633, 50089840), (1720, 47556226), (1840, 44454733), (1978, 41353240), (2840, 28801658), (3053, 26792240), (3266, 25044920), (3440, 23778113), (3956, 20676620), (4945, 16541296), (5680, 14400829), (6106, 13396120), (6532, 12522460), (7912, 10338310), (8165, 10017968), (9890, 8270648), (12212, 6698060), (13064, 6261230), (14561, 5617520), (15265, 5358448), (15824, 5169155), (16330, 5008984), (19780, 4135324), (24424, 3349030), (26128, 3130615), (29122, 2808760), (30530, 2679224), (32660, 2504492), (39560, 2067662), (48848, 1674515), (58244, 1404380), (61060, 1339612), (65320, 1252246), (70219, 1164880), (72805, 1123504), (79120, 1033831), (116488, 702190), (122120, 669806), (130640, 626123), (140438, 582440), (145610, 561752), (232976, 351095), (244240, 334903), (280876, 291220)]