About the Number

149754490

149754489 ← → 149754491

2進数表記:1000111011010001001001111010

漢数字表記:一億四千九百七十五万四千四百九十

素因数分解:

2 1 × 5 1 × 31 1 × 193 1 × 2503 1

素因数の和:2734
約数の個数: 32
約数和(自身を含む): 279806976
約数和(自身を除く): 130052486

約数列:
[1, 2, 5, 10, 31, 62, 155, 193, 310, 386, 965, 1930, 2503, 5006, 5983, 11966, 12515, 25030, 29915, 59830, 77593, 155186, 387965, 483079, 775930, 966158, 2415395, 4830790, 14975449, 29950898, 74877245, 149754490]

約数ペア:
[(1, 149754490), (2, 74877245), (5, 29950898), (10, 14975449), (31, 4830790), (62, 2415395), (155, 966158), (193, 775930), (310, 483079), (386, 387965), (965, 155186), (1930, 77593), (2503, 59830), (5006, 29915), (5983, 25030), (11966, 12515)]

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