78314470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1237}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 152244288

約数和(自身を除く): 73929818

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 487, 974, 1237, 2435, 2474, 4870, 6185, 6331, 12370, 12662, 16081, 31655, 32162, 63310, 80405, 160810, 602419, 1204838, 3012095, 6024190, 7831447, 15662894, 39157235, 78314470]

約数ペア:

[(1, 78314470), (2, 39157235), (5, 15662894), (10, 7831447), (13, 6024190), (26, 3012095), (65, 1204838), (130, 602419), (487, 160810), (974, 80405), (1237, 63310), (2435, 32162), (2474, 31655), (4870, 16081), (6185, 12662), (6331, 12370)]