68263245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 130745160

約数和(自身を除く): 62481915

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 181, 255, 261, 289, 435, 493, 543, 765, 867, 905, 1305, 1445, 1479, 1629, 2465, 2601, 2715, 3077, 4335, 4437, 5249, 7395, 8145, 8381, 9231, 13005, 15385, 15747, 22185, 25143, 26245, 27693, 41905, 46155, 47241, 52309, 75429, 78735, 89233, 125715, 138465, 156927, 236205, 261545, 267699, 377145, 446165, 470781, 784635, 803097, 1338495, 1516961, 2353905, 4015485, 4550883, 7584805, 13652649, 22754415, 68263245]

約数ペア:

[(1, 68263245), (3, 22754415), (5, 13652649), (9, 7584805), (15, 4550883), (17, 4015485), (29, 2353905), (45, 1516961), (51, 1338495), (85, 803097), (87, 784635), (145, 470781), (153, 446165), (181, 377145), (255, 267699), (261, 261545), (289, 236205), (435, 156927), (493, 138465), (543, 125715), (765, 89233), (867, 78735), (905, 75429), (1305, 52309), (1445, 47241), (1479, 46155), (1629, 41905), (2465, 27693), (2601, 26245), (2715, 25143), (3077, 22185), (4335, 15747), (4437, 15385), (5249, 13005), (7395, 9231), (8145, 8381)]