8027025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 14403840

約数和(自身を除く): 6376815

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 129, 131, 215, 285, 393, 475, 645, 655, 817, 1075, 1425, 1965, 2451, 2489, 3225, 3275, 4085, 5633, 7467, 9825, 12255, 12445, 16899, 20425, 28165, 37335, 61275, 62225, 84495, 107027, 140825, 186675, 321081, 422475, 535135, 1605405, 2675675, 8027025]

約数ペア:

[(1, 8027025), (3, 2675675), (5, 1605405), (15, 535135), (19, 422475), (25, 321081), (43, 186675), (57, 140825), (75, 107027), (95, 84495), (129, 62225), (131, 61275), (215, 37335), (285, 28165), (393, 20425), (475, 16899), (645, 12445), (655, 12255), (817, 9825), (1075, 7467), (1425, 5633), (1965, 4085), (2451, 3275), (2489, 3225)]