678260410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{14897}}^1$

素因数の和:15090

約数の個数: 32

約数和(自身を含む): 1271097360

約数和(自身を除く): 592836950

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 785, 1570, 4553, 9106, 14897, 22765, 29794, 45530, 74485, 148970, 432013, 864026, 2160065, 2338829, 4320130, 4677658, 11694145, 23388290, 67826041, 135652082, 339130205, 678260410]

約数ペア:

[(1, 678260410), (2, 339130205), (5, 135652082), (10, 67826041), (29, 23388290), (58, 11694145), (145, 4677658), (157, 4320130), (290, 2338829), (314, 2160065), (785, 864026), (1570, 432013), (4553, 148970), (9106, 74485), (14897, 45530), (22765, 29794)]