About the Number

117972640

117972639 ← → 117972641

2進数表記:111000010000001111010100000

漢数字表記:一億千七百九十七万二千六百四十

素因数分解:

2 5 × 5 1 × 269 1 × 2741 1

素因数の和:3025
約数の個数: 48
約数和(自身を含む): 279848520
約数和(自身を除く): 161875880

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 1076, 1345, 2152, 2690, 2741, 4304, 5380, 5482, 8608, 10760, 10964, 13705, 21520, 21928, 27410, 43040, 43856, 54820, 87712, 109640, 219280, 438560, 737329, 1474658, 2949316, 3686645, 5898632, 7373290, 11797264, 14746580, 23594528, 29493160, 58986320, 117972640]

約数ペア:
[(1, 117972640), (2, 58986320), (4, 29493160), (5, 23594528), (8, 14746580), (10, 11797264), (16, 7373290), (20, 5898632), (32, 3686645), (40, 2949316), (80, 1474658), (160, 737329), (269, 438560), (538, 219280), (1076, 109640), (1345, 87712), (2152, 54820), (2690, 43856), (2741, 43040), (4304, 27410), (5380, 21928), (5482, 21520), (8608, 13705), (10760, 10964)]

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