About the Number

72905090

72905089 ← → 72905091

2進数表記:100010110000111000110000010

漢数字表記:七千二百九十万五千九十

素因数分解:

2 1 × 5 1 × 19 1 × 353 1 × 1087 1

素因数の和:1466
約数の個数: 32
約数和(自身を含む): 138654720
約数和(自身を除く): 65749630

約数列:
[1, 2, 5, 10, 19, 38, 95, 190, 353, 706, 1087, 1765, 2174, 3530, 5435, 6707, 10870, 13414, 20653, 33535, 41306, 67070, 103265, 206530, 383711, 767422, 1918555, 3837110, 7290509, 14581018, 36452545, 72905090]

約数ペア:
[(1, 72905090), (2, 36452545), (5, 14581018), (10, 7290509), (19, 3837110), (38, 1918555), (95, 767422), (190, 383711), (353, 206530), (706, 103265), (1087, 67070), (1765, 41306), (2174, 33535), (3530, 20653), (5435, 13414), (6707, 10870)]

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