201355550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1049}}^1$

素因数の和:1421

約数の個数: 48

約数和(自身を含む): 410130000

約数和(自身を除く): 208774450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 349, 550, 698, 1049, 1745, 2098, 3490, 3839, 5245, 7678, 8725, 10490, 11539, 17450, 19195, 23078, 26225, 38390, 52450, 57695, 95975, 115390, 191950, 288475, 366101, 576950, 732202, 1830505, 3661010, 4027111, 8054222, 9152525, 18305050, 20135555, 40271110, 100677775, 201355550]

約数ペア:

[(1, 201355550), (2, 100677775), (5, 40271110), (10, 20135555), (11, 18305050), (22, 9152525), (25, 8054222), (50, 4027111), (55, 3661010), (110, 1830505), (275, 732202), (349, 576950), (550, 366101), (698, 288475), (1049, 191950), (1745, 115390), (2098, 95975), (3490, 57695), (3839, 52450), (5245, 38390), (7678, 26225), (8725, 23078), (10490, 19195), (11539, 17450)]