About the Number

129448900

129448899 ← → 129448901

2進数表記:111101101110011101111000100

漢数字表記:一億二千九百四十四万八千九百

素因数分解:

2 2 × 5 2 × 7 1 × 19 1 × 9733 1

素因数の和:9773
約数の個数: 72
約数和(自身を含む): 337964480
約数和(自身を除く): 208515580

約数列:
[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 9733, 13300, 19466, 38932, 48665, 68131, 97330, 136262, 184927, 194660, 243325, 272524, 340655, 369854, 486650, 681310, 739708, 924635, 973300, 1294489, 1362620, 1703275, 1849270, 2588978, 3406550, 3698540, 4623175, 5177956, 6472445, 6813100, 9246350, 12944890, 18492700, 25889780, 32362225, 64724450, 129448900]

約数ペア:
[(1, 129448900), (2, 64724450), (4, 32362225), (5, 25889780), (7, 18492700), (10, 12944890), (14, 9246350), (19, 6813100), (20, 6472445), (25, 5177956), (28, 4623175), (35, 3698540), (38, 3406550), (50, 2588978), (70, 1849270), (76, 1703275), (95, 1362620), (100, 1294489), (133, 973300), (140, 924635), (175, 739708), (190, 681310), (266, 486650), (350, 369854), (380, 340655), (475, 272524), (532, 243325), (665, 194660), (700, 184927), (950, 136262), (1330, 97330), (1900, 68131), (2660, 48665), (3325, 38932), (6650, 19466), (9733, 13300)]

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