201018225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 345031488

約数和(自身を除く): 144013263

約数列:

[1, 3, 5, 15, 25, 37, 75, 107, 111, 185, 321, 535, 555, 677, 925, 1605, 2031, 2675, 2775, 3385, 3959, 8025, 10155, 11877, 16925, 19795, 25049, 50775, 59385, 72439, 75147, 98975, 125245, 217317, 296925, 362195, 375735, 626225, 1086585, 1810975, 1878675, 2680243, 5432925, 8040729, 13401215, 40203645, 67006075, 201018225]

約数ペア:

[(1, 201018225), (3, 67006075), (5, 40203645), (15, 13401215), (25, 8040729), (37, 5432925), (75, 2680243), (107, 1878675), (111, 1810975), (185, 1086585), (321, 626225), (535, 375735), (555, 362195), (677, 296925), (925, 217317), (1605, 125245), (2031, 98975), (2675, 75147), (2775, 72439), (3385, 59385), (3959, 50775), (8025, 25049), (10155, 19795), (11877, 16925)]