About the Number

12580048

12580047 ← → 12580049

2進数表記:101111111111010011010000

漢数字表記:千二百五十八万四十八

素因数分解:

2 4 × 13 1 × 31 1 × 1951 1

素因数の和:2003
約数の個数: 40
約数和(自身を含む): 27109376
約数和(自身を除く): 14529328

約数列:
[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 1951, 3224, 3902, 6448, 7804, 15608, 25363, 31216, 50726, 60481, 101452, 120962, 202904, 241924, 405808, 483848, 786253, 967696, 1572506, 3145012, 6290024, 12580048]

約数ペア:
[(1, 12580048), (2, 6290024), (4, 3145012), (8, 1572506), (13, 967696), (16, 786253), (26, 483848), (31, 405808), (52, 241924), (62, 202904), (104, 120962), (124, 101452), (208, 60481), (248, 50726), (403, 31216), (496, 25363), (806, 15608), (1612, 7804), (1951, 6448), (3224, 3902)]

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