66612976

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 132433488

約数和(自身を除く): 65820512

約数列:

[1, 2, 4, 8, 16, 61, 122, 131, 244, 262, 488, 521, 524, 976, 1042, 1048, 2084, 2096, 4168, 7991, 8336, 15982, 31781, 31964, 63562, 63928, 68251, 127124, 127856, 136502, 254248, 273004, 508496, 546008, 1092016, 4163311, 8326622, 16653244, 33306488, 66612976]

約数ペア:

[(1, 66612976), (2, 33306488), (4, 16653244), (8, 8326622), (16, 4163311), (61, 1092016), (122, 546008), (131, 508496), (244, 273004), (262, 254248), (488, 136502), (521, 127856), (524, 127124), (976, 68251), (1042, 63928), (1048, 63562), (2084, 31964), (2096, 31781), (4168, 15982), (7991, 8336)]