203493145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 276203520

約数和(自身を除く): 72710375

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 493, 527, 899, 2465, 2635, 2663, 4495, 13315, 15283, 45271, 76415, 77227, 82553, 226355, 386135, 412765, 1312859, 1403401, 2394037, 6564295, 7017005, 11970185, 40698629, 203493145]

約数ペア:

[(1, 203493145), (5, 40698629), (17, 11970185), (29, 7017005), (31, 6564295), (85, 2394037), (145, 1403401), (155, 1312859), (493, 412765), (527, 386135), (899, 226355), (2465, 82553), (2635, 77227), (2663, 76415), (4495, 45271), (13315, 15283)]