About the Number

90098980

90098979 ← → 90098981

2進数表記:101010111101100110100100100

漢数字表記:九千九万八千九百八十

素因数分解:

2 2 × 5 1 × 17 1 × 264997 1

素因数の和:265023
約数の個数: 24
約数和(自身を含む): 200338488
約数和(自身を除く): 110239508

約数列:
[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 264997, 529994, 1059988, 1324985, 2649970, 4504949, 5299940, 9009898, 18019796, 22524745, 45049490, 90098980]

約数ペア:
[(1, 90098980), (2, 45049490), (4, 22524745), (5, 18019796), (10, 9009898), (17, 5299940), (20, 4504949), (34, 2649970), (68, 1324985), (85, 1059988), (170, 529994), (340, 264997)]

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