156970160

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19427}}^1$

素因数の和:19541

約数の個数: 40

約数和(自身を含む): 368588016

約数和(自身を除く): 211617856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 19427, 38854, 77708, 97135, 155416, 194270, 310832, 388540, 777080, 1554160, 1962127, 3924254, 7848508, 9810635, 15697016, 19621270, 31394032, 39242540, 78485080, 156970160]

約数ペア:

[(1, 156970160), (2, 78485080), (4, 39242540), (5, 31394032), (8, 19621270), (10, 15697016), (16, 9810635), (20, 7848508), (40, 3924254), (80, 1962127), (101, 1554160), (202, 777080), (404, 388540), (505, 310832), (808, 194270), (1010, 155416), (1616, 97135), (2020, 77708), (4040, 38854), (8080, 19427)]