71548360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137593}}^1$

素因数の和:137617

約数の個数: 32

約数和(自身を含む): 173368440

約数和(自身を除く): 101820080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 137593, 275186, 550372, 687965, 1100744, 1375930, 1788709, 2751860, 3577418, 5503720, 7154836, 8943545, 14309672, 17887090, 35774180, 71548360]

約数ペア:

[(1, 71548360), (2, 35774180), (4, 17887090), (5, 14309672), (8, 8943545), (10, 7154836), (13, 5503720), (20, 3577418), (26, 2751860), (40, 1788709), (52, 1375930), (65, 1100744), (104, 687965), (130, 550372), (260, 275186), (520, 137593)]