About the Number

131387088

131387087 ← → 131387089

2進数表記:111110101001100111011010000

漢数字表記:一億三千百三十八万七千八十八

素因数分解:

2 4 × 3 1 × 7 1 × 127 1 × 3079 1

素因数の和:3224
約数の個数: 80
約数和(自身を含む): 391086080
約数和(自身を除く): 259698992

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 127, 168, 254, 336, 381, 508, 762, 889, 1016, 1524, 1778, 2032, 2667, 3048, 3079, 3556, 5334, 6096, 6158, 7112, 9237, 10668, 12316, 14224, 18474, 21336, 21553, 24632, 36948, 42672, 43106, 49264, 64659, 73896, 86212, 129318, 147792, 172424, 258636, 344848, 391033, 517272, 782066, 1034544, 1173099, 1564132, 2346198, 2737231, 3128264, 4692396, 5474462, 6256528, 8211693, 9384792, 10948924, 16423386, 18769584, 21897848, 32846772, 43795696, 65693544, 131387088]

約数ペア:
[(1, 131387088), (2, 65693544), (3, 43795696), (4, 32846772), (6, 21897848), (7, 18769584), (8, 16423386), (12, 10948924), (14, 9384792), (16, 8211693), (21, 6256528), (24, 5474462), (28, 4692396), (42, 3128264), (48, 2737231), (56, 2346198), (84, 1564132), (112, 1173099), (127, 1034544), (168, 782066), (254, 517272), (336, 391033), (381, 344848), (508, 258636), (762, 172424), (889, 147792), (1016, 129318), (1524, 86212), (1778, 73896), (2032, 64659), (2667, 49264), (3048, 43106), (3079, 42672), (3556, 36948), (5334, 24632), (6096, 21553), (6158, 21336), (7112, 18474), (9237, 14224), (10668, 12316)]

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