78840252320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1\times {\mathrm{3571}}^1$

素因数の和:6838

約数の個数: 96

約数和(自身を含む): 190704507840

約数和(自身を除く): 111864255520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3209, 3440, 3571, 6418, 6880, 7142, 12836, 14284, 16045, 17855, 25672, 28568, 32090, 35710, 51344, 57136, 64180, 71420, 102688, 114272, 128360, 137987, 142840, 153553, 256720, 275974, 285680, 307106, 513440, 551948, 571360, 614212, 689935, 767765, 1103896, 1228424, 1379870, 1535530, 2207792, 2456848, 2759740, 3071060, 4415584, 4913696, 5519480, 6142120, 11038960, 11459339, 12284240, 22077920, 22918678, 24568480, 45837356, 57296695, 91674712, 114593390, 183349424, 229186780, 366698848, 458373560, 492751577, 916747120, 985503154, 1833494240, 1971006308, 2463757885, 3942012616, 4927515770, 7884025232, 9855031540, 15768050464, 19710063080, 39420126160, 78840252320]

約数ペア:

[(1, 78840252320), (2, 39420126160), (4, 19710063080), (5, 15768050464), (8, 9855031540), (10, 7884025232), (16, 4927515770), (20, 3942012616), (32, 2463757885), (40, 1971006308), (43, 1833494240), (80, 985503154), (86, 916747120), (160, 492751577), (172, 458373560), (215, 366698848), (344, 229186780), (430, 183349424), (688, 114593390), (860, 91674712), (1376, 57296695), (1720, 45837356), (3209, 24568480), (3440, 22918678), (3571, 22077920), (6418, 12284240), (6880, 11459339), (7142, 11038960), (12836, 6142120), (14284, 5519480), (16045, 4913696), (17855, 4415584), (25672, 3071060), (28568, 2759740), (32090, 2456848), (35710, 2207792), (51344, 1535530), (57136, 1379870), (64180, 1228424), (71420, 1103896), (102688, 767765), (114272, 689935), (128360, 614212), (137987, 571360), (142840, 551948), (153553, 513440), (256720, 307106), (275974, 285680)]