79567160

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20507}}^1$

素因数の和:20615

約数の個数: 32

約数和(自身を含む): 180880560

約数和(自身を除く): 101313400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 20507, 41014, 82028, 102535, 164056, 205070, 410140, 820280, 1989179, 3978358, 7956716, 9945895, 15913432, 19891790, 39783580, 79567160]

約数ペア:

[(1, 79567160), (2, 39783580), (4, 19891790), (5, 15913432), (8, 9945895), (10, 7956716), (20, 3978358), (40, 1989179), (97, 820280), (194, 410140), (388, 205070), (485, 164056), (776, 102535), (970, 82028), (1940, 41014), (3880, 20507)]