About the Number

7131121900

7131121899 ← → 7131121901

2進数表記:110101001000011000100100011101100

漢数字表記:七十一億三千百十二万千九百

素因数分解:

2 2 × 5 2 × 7 2 × 293 1 × 4967 1

素因数の和:5288
約数の個数: 108
約数和(自身を含む): 18066062448
約数和(自身を除く): 10934940548

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 293, 350, 490, 586, 700, 980, 1172, 1225, 1465, 2051, 2450, 2930, 4102, 4900, 4967, 5860, 7325, 8204, 9934, 10255, 14357, 14650, 19868, 20510, 24835, 28714, 29300, 34769, 41020, 49670, 51275, 57428, 69538, 71785, 99340, 102550, 124175, 139076, 143570, 173845, 205100, 243383, 248350, 287140, 347690, 358925, 486766, 496700, 695380, 717850, 869225, 973532, 1216915, 1435700, 1455331, 1738450, 2433830, 2910662, 3476900, 4867660, 5821324, 6084575, 7276655, 10187317, 12169150, 14553310, 20374634, 24338300, 29106620, 36383275, 40749268, 50936585, 71311219, 72766550, 101873170, 142622438, 145533100, 203746340, 254682925, 285244876, 356556095, 509365850, 713112190, 1018731700, 1426224380, 1782780475, 3565560950, 7131121900]

約数ペア:
[(1, 7131121900), (2, 3565560950), (4, 1782780475), (5, 1426224380), (7, 1018731700), (10, 713112190), (14, 509365850), (20, 356556095), (25, 285244876), (28, 254682925), (35, 203746340), (49, 145533100), (50, 142622438), (70, 101873170), (98, 72766550), (100, 71311219), (140, 50936585), (175, 40749268), (196, 36383275), (245, 29106620), (293, 24338300), (350, 20374634), (490, 14553310), (586, 12169150), (700, 10187317), (980, 7276655), (1172, 6084575), (1225, 5821324), (1465, 4867660), (2051, 3476900), (2450, 2910662), (2930, 2433830), (4102, 1738450), (4900, 1455331), (4967, 1435700), (5860, 1216915), (7325, 973532), (8204, 869225), (9934, 717850), (10255, 695380), (14357, 496700), (14650, 486766), (19868, 358925), (20510, 347690), (24835, 287140), (28714, 248350), (29300, 243383), (34769, 205100), (41020, 173845), (49670, 143570), (51275, 139076), (57428, 124175), (69538, 102550), (71785, 99340)]

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