250606666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 427401216

約数和(自身を除く): 176794550

約数列:

[1, 2, 23, 31, 43, 46, 61, 62, 67, 86, 122, 134, 713, 989, 1333, 1403, 1426, 1541, 1891, 1978, 2077, 2623, 2666, 2806, 2881, 3082, 3782, 4087, 4154, 5246, 5762, 8174, 30659, 43493, 47771, 60329, 61318, 66263, 81313, 86986, 89311, 94001, 95542, 120658, 126697, 132526, 162626, 175741, 178622, 188002, 253394, 351482, 1870199, 2054153, 2914031, 3740398, 4042043, 4108306, 5447971, 5828062, 8084086, 10895942, 125303333, 250606666]

約数ペア:

[(1, 250606666), (2, 125303333), (23, 10895942), (31, 8084086), (43, 5828062), (46, 5447971), (61, 4108306), (62, 4042043), (67, 3740398), (86, 2914031), (122, 2054153), (134, 1870199), (713, 351482), (989, 253394), (1333, 188002), (1403, 178622), (1426, 175741), (1541, 162626), (1891, 132526), (1978, 126697), (2077, 120658), (2623, 95542), (2666, 94001), (2806, 89311), (2881, 86986), (3082, 81313), (3782, 66263), (4087, 61318), (4154, 60329), (5246, 47771), (5762, 43493), (8174, 30659)]