131327375

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 171243072

約数和(自身を除く): 39915697

約数列:

[1, 5, 25, 43, 53, 125, 215, 265, 461, 1075, 1325, 2279, 2305, 5375, 6625, 11395, 11525, 19823, 24433, 56975, 57625, 99115, 122165, 284875, 495575, 610825, 1050619, 2477875, 3054125, 5253095, 26265475, 131327375]

約数ペア:

[(1, 131327375), (5, 26265475), (25, 5253095), (43, 3054125), (53, 2477875), (125, 1050619), (215, 610825), (265, 495575), (461, 284875), (1075, 122165), (1325, 99115), (2279, 57625), (2305, 56975), (5375, 24433), (6625, 19823), (11395, 11525)]