About the Number

125978908

125978907 ← → 125978909

2進数表記:111100000100100100100011100

漢数字表記:一億二千五百九十七万八千九百八

素因数分解:

2 2 × 11 2 × 17 1 × 61 1 × 251 1

素因数の和:355
約数の個数: 72
約数和(自身を含む): 261826992
約数和(自身を除く): 135848084

約数列:
[1, 2, 4, 11, 17, 22, 34, 44, 61, 68, 121, 122, 187, 242, 244, 251, 374, 484, 502, 671, 748, 1004, 1037, 1342, 2057, 2074, 2684, 2761, 4114, 4148, 4267, 5522, 7381, 8228, 8534, 11044, 11407, 14762, 15311, 17068, 22814, 29524, 30371, 30622, 45628, 46937, 60742, 61244, 93874, 121484, 125477, 168421, 187748, 250954, 260287, 336842, 501908, 516307, 520574, 673684, 1032614, 1041148, 1852631, 2065228, 2863157, 3705262, 5726314, 7410524, 11452628, 31494727, 62989454, 125978908]

約数ペア:
[(1, 125978908), (2, 62989454), (4, 31494727), (11, 11452628), (17, 7410524), (22, 5726314), (34, 3705262), (44, 2863157), (61, 2065228), (68, 1852631), (121, 1041148), (122, 1032614), (187, 673684), (242, 520574), (244, 516307), (251, 501908), (374, 336842), (484, 260287), (502, 250954), (671, 187748), (748, 168421), (1004, 125477), (1037, 121484), (1342, 93874), (2057, 61244), (2074, 60742), (2684, 46937), (2761, 45628), (4114, 30622), (4148, 30371), (4267, 29524), (5522, 22814), (7381, 17068), (8228, 15311), (8534, 14762), (11044, 11407)]

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