77571508

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 60

約数和(自身を含む): 163051812

約数和(自身を除く): 85480304

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 197, 287, 343, 394, 574, 686, 788, 1148, 1372, 1379, 2009, 2401, 2758, 4018, 4802, 5516, 8036, 8077, 9604, 9653, 14063, 16154, 19306, 28126, 32308, 38612, 56252, 56539, 67571, 98441, 113078, 135142, 196882, 226156, 270284, 393764, 395773, 472997, 791546, 945994, 1583092, 1891988, 2770411, 5540822, 11081644, 19392877, 38785754, 77571508]

約数ペア:

[(1, 77571508), (2, 38785754), (4, 19392877), (7, 11081644), (14, 5540822), (28, 2770411), (41, 1891988), (49, 1583092), (82, 945994), (98, 791546), (164, 472997), (196, 395773), (197, 393764), (287, 270284), (343, 226156), (394, 196882), (574, 135142), (686, 113078), (788, 98441), (1148, 67571), (1372, 56539), (1379, 56252), (2009, 38612), (2401, 32308), (2758, 28126), (4018, 19306), (4802, 16154), (5516, 14063), (8036, 9653), (8077, 9604)]