About the Number

201891425

201891424 ← → 201891426

2進数表記:1100000010001001111001100001

漢数字表記:二億百八十九万千四百二十五

素因数分解:

5 2 × 37 1 × 101 1 × 2161 1

素因数の和:2309
約数の個数: 24
約数和(自身を含む): 259777272
約数和(自身を除く): 57885847

約数列:
[1, 5, 25, 37, 101, 185, 505, 925, 2161, 2525, 3737, 10805, 18685, 54025, 79957, 93425, 218261, 399785, 1091305, 1998925, 5456525, 8075657, 40378285, 201891425]

約数ペア:
[(1, 201891425), (5, 40378285), (25, 8075657), (37, 5456525), (101, 1998925), (185, 1091305), (505, 399785), (925, 218261), (2161, 93425), (2525, 79957), (3737, 54025), (10805, 18685)]

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