261301608

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{54167}}^1$

素因数の和:54246

約数の個数: 48

約数和(自身を含む): 718267680

約数和(自身を除く): 456966072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4824, 54167, 108334, 162501, 216668, 325002, 433336, 487503, 650004, 975006, 1300008, 1950012, 3629189, 3900024, 7258378, 10887567, 14516756, 21775134, 29033512, 32662701, 43550268, 65325402, 87100536, 130650804, 261301608]

約数ペア:

[(1, 261301608), (2, 130650804), (3, 87100536), (4, 65325402), (6, 43550268), (8, 32662701), (9, 29033512), (12, 21775134), (18, 14516756), (24, 10887567), (36, 7258378), (67, 3900024), (72, 3629189), (134, 1950012), (201, 1300008), (268, 975006), (402, 650004), (536, 487503), (603, 433336), (804, 325002), (1206, 216668), (1608, 162501), (2412, 108334), (4824, 54167)]