86121100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 207847808

約数和(自身を除く): 121726708

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 2137, 3100, 4030, 4274, 8060, 8548, 10075, 10685, 20150, 21370, 27781, 40300, 42740, 53425, 55562, 66247, 106850, 111124, 132494, 138905, 213700, 264988, 277810, 331235, 555620, 662470, 694525, 861211, 1324940, 1389050, 1656175, 1722422, 2778100, 3312350, 3444844, 4306055, 6624700, 8612110, 17224220, 21530275, 43060550, 86121100]

約数ペア:

[(1, 86121100), (2, 43060550), (4, 21530275), (5, 17224220), (10, 8612110), (13, 6624700), (20, 4306055), (25, 3444844), (26, 3312350), (31, 2778100), (50, 1722422), (52, 1656175), (62, 1389050), (65, 1324940), (100, 861211), (124, 694525), (130, 662470), (155, 555620), (260, 331235), (310, 277810), (325, 264988), (403, 213700), (620, 138905), (650, 132494), (775, 111124), (806, 106850), (1300, 66247), (1550, 55562), (1612, 53425), (2015, 42740), (2137, 40300), (3100, 27781), (4030, 21370), (4274, 20150), (8060, 10685), (8548, 10075)]