About the Number

157242010

157242009 ← → 157242011

2進数表記:1001010111110101001010011010

漢数字表記:一億五千七百二十四万二千十

素因数分解:

2 1 × 5 1 × 17 2 × 54409 1

素因数の和:54450
約数の個数: 24
約数和(自身を含む): 300669660
約数和(自身を除く): 143427650

約数列:
[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 54409, 108818, 272045, 544090, 924953, 1849906, 4624765, 9249530, 15724201, 31448402, 78621005, 157242010]

約数ペア:
[(1, 157242010), (2, 78621005), (5, 31448402), (10, 15724201), (17, 9249530), (34, 4624765), (85, 1849906), (170, 924953), (289, 544090), (578, 272045), (1445, 108818), (2890, 54409)]

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