About the Number

289075250

289075249 ← → 289075251

2進数表記:10001001110101111000000110010

漢数字表記:二億八千九百七万五千二百五十

素因数分解:

2 1 × 5 3 × 53 1 × 21817 1

素因数の和:21887
約数の個数: 32
約数和(自身を含む): 551384496
約数和(自身を除く): 262309246

約数列:
[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 1325, 2650, 6625, 13250, 21817, 43634, 109085, 218170, 545425, 1090850, 1156301, 2312602, 2727125, 5454250, 5781505, 11563010, 28907525, 57815050, 144537625, 289075250]

約数ペア:
[(1, 289075250), (2, 144537625), (5, 57815050), (10, 28907525), (25, 11563010), (50, 5781505), (53, 5454250), (106, 2727125), (125, 2312602), (250, 1156301), (265, 1090850), (530, 545425), (1325, 218170), (2650, 109085), (6625, 43634), (13250, 21817)]

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