77504530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 155520000

約数和(自身を除く): 78015470

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 79, 85, 145, 158, 170, 199, 290, 395, 398, 493, 790, 986, 995, 1343, 1990, 2291, 2465, 2686, 3383, 4582, 4930, 5771, 6715, 6766, 11455, 11542, 13430, 15721, 16915, 22910, 28855, 31442, 33830, 38947, 57710, 77894, 78605, 98107, 157210, 194735, 196214, 267257, 389470, 455909, 490535, 534514, 911818, 981070, 1336285, 2279545, 2672570, 4559090, 7750453, 15500906, 38752265, 77504530]

約数ペア:

[(1, 77504530), (2, 38752265), (5, 15500906), (10, 7750453), (17, 4559090), (29, 2672570), (34, 2279545), (58, 1336285), (79, 981070), (85, 911818), (145, 534514), (158, 490535), (170, 455909), (199, 389470), (290, 267257), (395, 196214), (398, 194735), (493, 157210), (790, 98107), (986, 78605), (995, 77894), (1343, 57710), (1990, 38947), (2291, 33830), (2465, 31442), (2686, 28855), (3383, 22910), (4582, 16915), (4930, 15721), (5771, 13430), (6715, 11542), (6766, 11455)]