About the Number

201288010

201288009 ← → 201288011

2進数表記:1011111111110110100101001010

漢数字表記:二億百二十八万八千十

素因数分解:

2 1 × 5 1 × 7 1 × 11 1 × 73 1 × 3581 1

素因数の和:3679
約数の個数: 64
約数和(自身を含む): 458037504
約数和(自身を除く): 256749494

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 146, 154, 365, 385, 511, 730, 770, 803, 1022, 1606, 2555, 3581, 4015, 5110, 5621, 7162, 8030, 11242, 17905, 25067, 28105, 35810, 39391, 50134, 56210, 78782, 125335, 196955, 250670, 261413, 275737, 393910, 522826, 551474, 1307065, 1378685, 1829891, 2614130, 2757370, 2875543, 3659782, 5751086, 9149455, 14377715, 18298910, 20128801, 28755430, 40257602, 100644005, 201288010]

約数ペア:
[(1, 201288010), (2, 100644005), (5, 40257602), (7, 28755430), (10, 20128801), (11, 18298910), (14, 14377715), (22, 9149455), (35, 5751086), (55, 3659782), (70, 2875543), (73, 2757370), (77, 2614130), (110, 1829891), (146, 1378685), (154, 1307065), (365, 551474), (385, 522826), (511, 393910), (730, 275737), (770, 261413), (803, 250670), (1022, 196955), (1606, 125335), (2555, 78782), (3581, 56210), (4015, 50134), (5110, 39391), (5621, 35810), (7162, 28105), (8030, 25067), (11242, 17905)]

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