About the Number

117975980

117975979 ← → 117975981

2進数表記:111000010000010101110101100

漢数字表記:一億千七百九十七万五千九百八十

素因数分解:

2 2 × 5 1 × 37 1 × 131 1 × 1217 1

素因数の和:1394
約数の個数: 48
約数和(自身を含む): 256598496
約数和(自身を除く): 138622516

約数列:
[1, 2, 4, 5, 10, 20, 37, 74, 131, 148, 185, 262, 370, 524, 655, 740, 1217, 1310, 2434, 2620, 4847, 4868, 6085, 9694, 12170, 19388, 24235, 24340, 45029, 48470, 90058, 96940, 159427, 180116, 225145, 318854, 450290, 637708, 797135, 900580, 1594270, 3188540, 5898799, 11797598, 23595196, 29493995, 58987990, 117975980]

約数ペア:
[(1, 117975980), (2, 58987990), (4, 29493995), (5, 23595196), (10, 11797598), (20, 5898799), (37, 3188540), (74, 1594270), (131, 900580), (148, 797135), (185, 637708), (262, 450290), (370, 318854), (524, 225145), (655, 180116), (740, 159427), (1217, 96940), (1310, 90058), (2434, 48470), (2620, 45029), (4847, 24340), (4868, 24235), (6085, 19388), (9694, 12170)]

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