53578850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2715

約数の個数: 48

約数和(自身を含む): 110826240

約数和(自身を除く): 57247390

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 2659, 4030, 5318, 10075, 13295, 20150, 26590, 34567, 66475, 69134, 82429, 132950, 164858, 172835, 345670, 412145, 824290, 864175, 1071577, 1728350, 2060725, 2143154, 4121450, 5357885, 10715770, 26789425, 53578850]

約数ペア:

[(1, 53578850), (2, 26789425), (5, 10715770), (10, 5357885), (13, 4121450), (25, 2143154), (26, 2060725), (31, 1728350), (50, 1071577), (62, 864175), (65, 824290), (130, 412145), (155, 345670), (310, 172835), (325, 164858), (403, 132950), (650, 82429), (775, 69134), (806, 66475), (1550, 34567), (2015, 26590), (2659, 20150), (4030, 13295), (5318, 10075)]