156709985

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 200931840

約数和(自身を除く): 44221855

約数列:

[1, 5, 37, 47, 67, 185, 235, 269, 335, 1345, 1739, 2479, 3149, 8695, 9953, 12395, 12643, 15745, 18023, 49765, 63215, 90115, 116513, 467791, 582565, 666851, 847081, 2338955, 3334255, 4235405, 31341997, 156709985]

約数ペア:

[(1, 156709985), (5, 31341997), (37, 4235405), (47, 3334255), (67, 2338955), (185, 847081), (235, 666851), (269, 582565), (335, 467791), (1345, 116513), (1739, 90115), (2479, 63215), (3149, 49765), (8695, 18023), (9953, 15745), (12395, 12643)]