About the Number

200501380

200501379 ← → 200501381

2進数表記:1011111100110110100010000100

漢数字表記:二億五十万千三百八十

素因数分解:

2 2 × 5 1 × 1321 1 × 7589 1

素因数の和:8919
約数の個数: 24
約数和(自身を含む): 421427160
約数和(自身を除く): 220925780

約数列:
[1, 2, 4, 5, 10, 20, 1321, 2642, 5284, 6605, 7589, 13210, 15178, 26420, 30356, 37945, 75890, 151780, 10025069, 20050138, 40100276, 50125345, 100250690, 200501380]

約数ペア:
[(1, 200501380), (2, 100250690), (4, 50125345), (5, 40100276), (10, 20050138), (20, 10025069), (1321, 151780), (2642, 75890), (5284, 37945), (6605, 30356), (7589, 26420), (13210, 15178)]

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