65428112

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1671

約数の個数: 40

約数和(自身を含む): 131926080

約数和(自身を除く): 66497968

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1559, 2623, 3118, 5246, 6236, 10492, 12472, 20984, 24944, 41968, 67037, 95099, 134074, 190198, 268148, 380396, 536296, 760792, 1072592, 1521584, 4089257, 8178514, 16357028, 32714056, 65428112]

約数ペア:

[(1, 65428112), (2, 32714056), (4, 16357028), (8, 8178514), (16, 4089257), (43, 1521584), (61, 1072592), (86, 760792), (122, 536296), (172, 380396), (244, 268148), (344, 190198), (488, 134074), (688, 95099), (976, 67037), (1559, 41968), (2623, 24944), (3118, 20984), (5246, 12472), (6236, 10492)]