201568575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12161}}^1$

素因数の和:12204

約数の個数: 48

約数和(自身を含む): 380038176

約数和(自身を除く): 178469601

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5525, 12161, 16575, 36483, 60805, 158093, 182415, 206737, 304025, 474279, 620211, 790465, 912075, 1033685, 2371395, 2687581, 3101055, 3952325, 5168425, 8062743, 11856975, 13437905, 15505275, 40313715, 67189525, 201568575]

約数ペア:

[(1, 201568575), (3, 67189525), (5, 40313715), (13, 15505275), (15, 13437905), (17, 11856975), (25, 8062743), (39, 5168425), (51, 3952325), (65, 3101055), (75, 2687581), (85, 2371395), (195, 1033685), (221, 912075), (255, 790465), (325, 620211), (425, 474279), (663, 304025), (975, 206737), (1105, 182415), (1275, 158093), (3315, 60805), (5525, 36483), (12161, 16575)]