81317470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6073}}^1$

素因数の和:6196

約数の個数: 32

約数和(自身を含む): 159187392

約数和(自身を除く): 77869922

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6073, 6695, 12146, 13390, 30365, 60730, 78949, 157898, 394745, 625519, 789490, 1251038, 3127595, 6255190, 8131747, 16263494, 40658735, 81317470]

約数ペア:

[(1, 81317470), (2, 40658735), (5, 16263494), (10, 8131747), (13, 6255190), (26, 3127595), (65, 1251038), (103, 789490), (130, 625519), (206, 394745), (515, 157898), (1030, 78949), (1339, 60730), (2678, 30365), (6073, 13390), (6695, 12146)]