201399160

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{51907}}^1$

素因数の和:52015

約数の個数: 32

約数和(自身を含む): 457828560

約数和(自身を除く): 256429400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 51907, 103814, 207628, 259535, 415256, 519070, 1038140, 2076280, 5034979, 10069958, 20139916, 25174895, 40279832, 50349790, 100699580, 201399160]

約数ペア:

[(1, 201399160), (2, 100699580), (4, 50349790), (5, 40279832), (8, 25174895), (10, 20139916), (20, 10069958), (40, 5034979), (97, 2076280), (194, 1038140), (388, 519070), (485, 415256), (776, 259535), (970, 207628), (1940, 103814), (3880, 51907)]