About the Number

82401990

82401989 ← → 82401991

2進数表記:100111010010101101011000110

漢数字表記:八千二百四十万千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 249703 1

素因数の和:249724
約数の個数: 32
約数和(自身を含む): 215744256
約数和(自身を除く): 133342266

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 249703, 499406, 749109, 1248515, 1498218, 2497030, 2746733, 3745545, 5493466, 7491090, 8240199, 13733665, 16480398, 27467330, 41200995, 82401990]

約数ペア:
[(1, 82401990), (2, 41200995), (3, 27467330), (5, 16480398), (6, 13733665), (10, 8240199), (11, 7491090), (15, 5493466), (22, 3745545), (30, 2746733), (33, 2497030), (55, 1498218), (66, 1248515), (110, 749109), (165, 499406), (330, 249703)]

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