About the Number

131871040

131871039 ← → 131871041

2進数表記:111110111000011000101000000

漢数字表記:一億三千百八十七万千四十

素因数分解:

2 6 × 5 1 × 7 1 × 17 1 × 3463 1

素因数の和:3504
約数の個数: 112
約数和(自身を含む): 380097792
約数和(自身を除く): 248226752

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 680, 952, 1088, 1120, 1190, 1360, 1904, 2240, 2380, 2720, 3463, 3808, 4760, 5440, 6926, 7616, 9520, 13852, 17315, 19040, 24241, 27704, 34630, 38080, 48482, 55408, 58871, 69260, 96964, 110816, 117742, 121205, 138520, 193928, 221632, 235484, 242410, 277040, 294355, 387856, 412097, 470968, 484820, 554080, 588710, 775712, 824194, 941936, 969640, 1108160, 1177420, 1551424, 1648388, 1883872, 1939280, 2060485, 2354840, 3296776, 3767744, 3878560, 4120970, 4709680, 6593552, 7757120, 8241940, 9419360, 13187104, 16483880, 18838720, 26374208, 32967760, 65935520, 131871040]

約数ペア:
[(1, 131871040), (2, 65935520), (4, 32967760), (5, 26374208), (7, 18838720), (8, 16483880), (10, 13187104), (14, 9419360), (16, 8241940), (17, 7757120), (20, 6593552), (28, 4709680), (32, 4120970), (34, 3878560), (35, 3767744), (40, 3296776), (56, 2354840), (64, 2060485), (68, 1939280), (70, 1883872), (80, 1648388), (85, 1551424), (112, 1177420), (119, 1108160), (136, 969640), (140, 941936), (160, 824194), (170, 775712), (224, 588710), (238, 554080), (272, 484820), (280, 470968), (320, 412097), (340, 387856), (448, 294355), (476, 277040), (544, 242410), (560, 235484), (595, 221632), (680, 193928), (952, 138520), (1088, 121205), (1120, 117742), (1190, 110816), (1360, 96964), (1904, 69260), (2240, 58871), (2380, 55408), (2720, 48482), (3463, 38080), (3808, 34630), (4760, 27704), (5440, 24241), (6926, 19040), (7616, 17315), (9520, 13852)]

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