About the Number

131399250

131399249 ← → 131399251

2進数表記:111110101001111111001010010

漢数字表記:一億三千百三十九万九千二百五十

素因数分解:

2 1 × 3 1 × 5 3 × 19 1 × 9221 1

素因数の和:9260
約数の個数: 64
約数和(自身を含む): 345271680
約数和(自身を除く): 213872430

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 125, 150, 190, 250, 285, 375, 475, 570, 750, 950, 1425, 2375, 2850, 4750, 7125, 9221, 14250, 18442, 27663, 46105, 55326, 92210, 138315, 175199, 230525, 276630, 350398, 461050, 525597, 691575, 875995, 1051194, 1152625, 1383150, 1751990, 2305250, 2627985, 3457875, 4379975, 5255970, 6915750, 8759950, 13139925, 21899875, 26279850, 43799750, 65699625, 131399250]

約数ペア:
[(1, 131399250), (2, 65699625), (3, 43799750), (5, 26279850), (6, 21899875), (10, 13139925), (15, 8759950), (19, 6915750), (25, 5255970), (30, 4379975), (38, 3457875), (50, 2627985), (57, 2305250), (75, 1751990), (95, 1383150), (114, 1152625), (125, 1051194), (150, 875995), (190, 691575), (250, 525597), (285, 461050), (375, 350398), (475, 276630), (570, 230525), (750, 175199), (950, 138315), (1425, 92210), (2375, 55326), (2850, 46105), (4750, 27663), (7125, 18442), (9221, 14250)]

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