40004125

素因数分解:

$5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 57657600

約数和(自身を除く): 17653475

約数列:

[1, 5, 7, 25, 35, 125, 131, 175, 349, 655, 875, 917, 1745, 2443, 3275, 4585, 8725, 12215, 16375, 22925, 43625, 45719, 61075, 114625, 228595, 305375, 320033, 1142975, 1600165, 5714875, 8000825, 40004125]

約数ペア:

[(1, 40004125), (5, 8000825), (7, 5714875), (25, 1600165), (35, 1142975), (125, 320033), (131, 305375), (175, 228595), (349, 114625), (655, 61075), (875, 45719), (917, 43625), (1745, 22925), (2443, 16375), (3275, 12215), (4585, 8725)]