205257910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{143537}}^1$

素因数の和:143568

約数の個数: 32

約数和(自身を含む): 434058912

約数和(自身を除く): 228801002

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 143537, 287074, 717685, 1435370, 1578907, 1865981, 3157814, 3731962, 7894535, 9329905, 15789070, 18659810, 20525791, 41051582, 102628955, 205257910]

約数ペア:

[(1, 205257910), (2, 102628955), (5, 41051582), (10, 20525791), (11, 18659810), (13, 15789070), (22, 9329905), (26, 7894535), (55, 3731962), (65, 3157814), (110, 1865981), (130, 1578907), (143, 1435370), (286, 717685), (715, 287074), (1430, 143537)]