131417480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193261}}^1$

素因数の和:193289

約数の個数: 32

約数和(自身を含む): 313084440

約数和(自身を除く): 181666960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 193261, 386522, 773044, 966305, 1546088, 1932610, 3285437, 3865220, 6570874, 7730440, 13141748, 16427185, 26283496, 32854370, 65708740, 131417480]

約数ペア:

[(1, 131417480), (2, 65708740), (4, 32854370), (5, 26283496), (8, 16427185), (10, 13141748), (17, 7730440), (20, 6570874), (34, 3865220), (40, 3285437), (68, 1932610), (85, 1546088), (136, 966305), (170, 773044), (340, 386522), (680, 193261)]