72138730

素因数分解:

$2^1\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{4261}}^1$

素因数の和:5961

約数の個数: 16

約数和(自身を含む): 129956904

約数和(自身を除く): 57818174

約数列:

[1, 2, 5, 10, 1693, 3386, 4261, 8465, 8522, 16930, 21305, 42610, 7213873, 14427746, 36069365, 72138730]

約数ペア:

[(1, 72138730), (2, 36069365), (5, 14427746), (10, 7213873), (1693, 42610), (3386, 21305), (4261, 16930), (8465, 8522)]