About the Number

130101990

130101989 ← → 130101991

2進数表記:111110000010011001011100110

漢数字表記:一億三千十万千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 37 1 × 117209 1

素因数の和:117256
約数の個数: 32
約数和(自身を含む): 320686560
約数和(自身を除く): 190584570

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 117209, 234418, 351627, 586045, 703254, 1172090, 1758135, 3516270, 4336733, 8673466, 13010199, 21683665, 26020398, 43367330, 65050995, 130101990]

約数ペア:
[(1, 130101990), (2, 65050995), (3, 43367330), (5, 26020398), (6, 21683665), (10, 13010199), (15, 8673466), (30, 4336733), (37, 3516270), (74, 1758135), (111, 1172090), (185, 703254), (222, 586045), (370, 351627), (555, 234418), (1110, 117209)]

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