71999540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{53731}}^1$

素因数の和:53807

約数の個数: 24

約数和(自身を含む): 153458592

約数和(自身を除く): 81459052

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 53731, 107462, 214924, 268655, 537310, 1074620, 3599977, 7199954, 14399908, 17999885, 35999770, 71999540]

約数ペア:

[(1, 71999540), (2, 35999770), (4, 17999885), (5, 14399908), (10, 7199954), (20, 3599977), (67, 1074620), (134, 537310), (268, 268655), (335, 214924), (670, 107462), (1340, 53731)]