82914520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 201942720

約数和(自身を除く): 119028200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 317, 503, 520, 634, 1006, 1268, 1585, 2012, 2515, 2536, 3170, 4024, 4121, 5030, 6340, 6539, 8242, 10060, 12680, 13078, 16484, 20120, 20605, 26156, 32695, 32968, 41210, 52312, 65390, 82420, 130780, 159451, 164840, 261560, 318902, 637804, 797255, 1275608, 1594510, 2072863, 3189020, 4145726, 6378040, 8291452, 10364315, 16582904, 20728630, 41457260, 82914520]

約数ペア:

[(1, 82914520), (2, 41457260), (4, 20728630), (5, 16582904), (8, 10364315), (10, 8291452), (13, 6378040), (20, 4145726), (26, 3189020), (40, 2072863), (52, 1594510), (65, 1275608), (104, 797255), (130, 637804), (260, 318902), (317, 261560), (503, 164840), (520, 159451), (634, 130780), (1006, 82420), (1268, 65390), (1585, 52312), (2012, 41210), (2515, 32968), (2536, 32695), (3170, 26156), (4024, 20605), (4121, 20120), (5030, 16484), (6340, 13078), (6539, 12680), (8242, 10060)]