201993500

素因数分解:

$2^2\times 5^3\times {\mathrm{127}}^1\times {\mathrm{3181}}^1$

素因数の和:3327

約数の個数: 48

約数和(自身を含む): 444767232

約数和(自身を除く): 242773732

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 127, 250, 254, 500, 508, 635, 1270, 2540, 3175, 3181, 6350, 6362, 12700, 12724, 15875, 15905, 31750, 31810, 63500, 63620, 79525, 159050, 318100, 397625, 403987, 795250, 807974, 1590500, 1615948, 2019935, 4039870, 8079740, 10099675, 20199350, 40398700, 50498375, 100996750, 201993500]

約数ペア:

[(1, 201993500), (2, 100996750), (4, 50498375), (5, 40398700), (10, 20199350), (20, 10099675), (25, 8079740), (50, 4039870), (100, 2019935), (125, 1615948), (127, 1590500), (250, 807974), (254, 795250), (500, 403987), (508, 397625), (635, 318100), (1270, 159050), (2540, 79525), (3175, 63620), (3181, 63500), (6350, 31810), (6362, 31750), (12700, 15905), (12724, 15875)]