About the Number

102472890

102472889 ← → 102472891

2進数表記:110000110111001110010111010

漢数字表記:一億二百四十七万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 19 1 × 13829 1

素因数の和:13871
約数の個数: 64
約数和(自身を含む): 278812800
約数和(自身を除く): 176339910

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 13829, 27658, 41487, 69145, 82974, 138290, 179777, 207435, 262751, 359554, 414870, 525502, 539331, 788253, 898885, 1078662, 1313755, 1576506, 1797770, 2627510, 2696655, 3415763, 3941265, 5393310, 6831526, 7882530, 10247289, 17078815, 20494578, 34157630, 51236445, 102472890]

約数ペア:
[(1, 102472890), (2, 51236445), (3, 34157630), (5, 20494578), (6, 17078815), (10, 10247289), (13, 7882530), (15, 6831526), (19, 5393310), (26, 3941265), (30, 3415763), (38, 2696655), (39, 2627510), (57, 1797770), (65, 1576506), (78, 1313755), (95, 1078662), (114, 898885), (130, 788253), (190, 539331), (195, 525502), (247, 414870), (285, 359554), (390, 262751), (494, 207435), (570, 179777), (741, 138290), (1235, 82974), (1482, 69145), (2470, 41487), (3705, 27658), (7410, 13829)]

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