53263875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 102795264

約数和(自身を除く): 49531389

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 103, 105, 125, 175, 197, 309, 375, 515, 525, 591, 721, 875, 985, 1379, 1545, 2163, 2575, 2625, 2955, 3605, 4137, 4925, 6895, 7725, 10815, 12875, 14775, 18025, 20291, 20685, 24625, 34475, 38625, 54075, 60873, 73875, 90125, 101455, 103425, 142037, 172375, 270375, 304365, 426111, 507275, 517125, 710185, 1521825, 2130555, 2536375, 3550925, 7609125, 10652775, 17754625, 53263875]

約数ペア:

[(1, 53263875), (3, 17754625), (5, 10652775), (7, 7609125), (15, 3550925), (21, 2536375), (25, 2130555), (35, 1521825), (75, 710185), (103, 517125), (105, 507275), (125, 426111), (175, 304365), (197, 270375), (309, 172375), (375, 142037), (515, 103425), (525, 101455), (591, 90125), (721, 73875), (875, 60873), (985, 54075), (1379, 38625), (1545, 34475), (2163, 24625), (2575, 20685), (2625, 20291), (2955, 18025), (3605, 14775), (4137, 12875), (4925, 10815), (6895, 7725)]