About the Number

25688930

25688929 ← → 25688931

2進数表記:1100001111111101101100010

漢数字表記:二千五百六十八万八千九百三十

素因数分解:

2 1 × 5 1 × 23 1 × 61 1 × 1831 1

素因数の和:1922
約数の個数: 32
約数和(自身を含む): 49068288
約数和(自身を除く): 23379358

約数列:
[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 1831, 2806, 3662, 7015, 9155, 14030, 18310, 42113, 84226, 111691, 210565, 223382, 421130, 558455, 1116910, 2568893, 5137786, 12844465, 25688930]

約数ペア:
[(1, 25688930), (2, 12844465), (5, 5137786), (10, 2568893), (23, 1116910), (46, 558455), (61, 421130), (115, 223382), (122, 210565), (230, 111691), (305, 84226), (610, 42113), (1403, 18310), (1831, 14030), (2806, 9155), (3662, 7015)]

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