42680365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4937}}^1$

素因数の和:4981

約数の個数: 32

約数和(自身を含む): 66366720

約数和(自身を除く): 23686355

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 4937, 8645, 24685, 34559, 64181, 93803, 172795, 320905, 449267, 469015, 656621, 1219439, 2246335, 3283105, 6097195, 8536073, 42680365]

約数ペア:

[(1, 42680365), (5, 8536073), (7, 6097195), (13, 3283105), (19, 2246335), (35, 1219439), (65, 656621), (91, 469015), (95, 449267), (133, 320905), (247, 172795), (455, 93803), (665, 64181), (1235, 34559), (1729, 24685), (4937, 8645)]