38570025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 73522080

約数和(自身を除く): 34952055

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 169, 179, 195, 221, 255, 325, 425, 507, 537, 663, 845, 895, 975, 1105, 1275, 2327, 2535, 2685, 2873, 3043, 3315, 4225, 4475, 5525, 6981, 8619, 9129, 11635, 12675, 13425, 14365, 15215, 16575, 30251, 34905, 39559, 43095, 45645, 58175, 71825, 76075, 90753, 118677, 151255, 174525, 197795, 215475, 228225, 453765, 514267, 593385, 756275, 988975, 1542801, 2268825, 2571335, 2966925, 7714005, 12856675, 38570025]

約数ペア:

[(1, 38570025), (3, 12856675), (5, 7714005), (13, 2966925), (15, 2571335), (17, 2268825), (25, 1542801), (39, 988975), (51, 756275), (65, 593385), (75, 514267), (85, 453765), (169, 228225), (179, 215475), (195, 197795), (221, 174525), (255, 151255), (325, 118677), (425, 90753), (507, 76075), (537, 71825), (663, 58175), (845, 45645), (895, 43095), (975, 39559), (1105, 34905), (1275, 30251), (2327, 16575), (2535, 15215), (2685, 14365), (2873, 13425), (3043, 12675), (3315, 11635), (4225, 9129), (4475, 8619), (5525, 6981)]