712291255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 1005096960

約数和(自身を除く): 292805705

約数列:

[1, 5, 13, 23, 37, 65, 79, 115, 163, 185, 299, 395, 481, 815, 851, 1027, 1495, 1817, 2119, 2405, 2923, 3749, 4255, 5135, 6031, 9085, 10595, 11063, 12877, 14615, 18745, 23621, 30155, 37999, 48737, 55315, 64385, 67229, 78403, 118105, 138713, 167401, 189995, 243685, 296171, 336145, 392015, 476449, 693565, 837005, 873977, 1480855, 1803269, 2382245, 3850223, 4369885, 6193837, 9016345, 10958327, 19251115, 30969185, 54791635, 142458251, 712291255]

約数ペア:

[(1, 712291255), (5, 142458251), (13, 54791635), (23, 30969185), (37, 19251115), (65, 10958327), (79, 9016345), (115, 6193837), (163, 4369885), (185, 3850223), (299, 2382245), (395, 1803269), (481, 1480855), (815, 873977), (851, 837005), (1027, 693565), (1495, 476449), (1817, 392015), (2119, 336145), (2405, 296171), (2923, 243685), (3749, 189995), (4255, 167401), (5135, 138713), (6031, 118105), (9085, 78403), (10595, 67229), (11063, 64385), (12877, 55315), (14615, 48737), (18745, 37999), (23621, 30155)]