80635216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 174417408

約数和(自身を除く): 93782192

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 73, 124, 131, 136, 146, 248, 262, 272, 292, 496, 524, 527, 584, 1048, 1054, 1168, 1241, 2096, 2108, 2227, 2263, 2482, 4061, 4216, 4454, 4526, 4964, 8122, 8432, 8908, 9052, 9563, 9928, 16244, 17816, 18104, 19126, 19856, 32488, 35632, 36208, 38252, 38471, 64976, 69037, 76504, 76942, 138074, 153008, 153884, 162571, 276148, 296453, 307768, 325142, 552296, 592906, 615536, 650284, 1104592, 1185812, 1300568, 2371624, 2601136, 4743248, 5039701, 10079402, 20158804, 40317608, 80635216]

約数ペア:

[(1, 80635216), (2, 40317608), (4, 20158804), (8, 10079402), (16, 5039701), (17, 4743248), (31, 2601136), (34, 2371624), (62, 1300568), (68, 1185812), (73, 1104592), (124, 650284), (131, 615536), (136, 592906), (146, 552296), (248, 325142), (262, 307768), (272, 296453), (292, 276148), (496, 162571), (524, 153884), (527, 153008), (584, 138074), (1048, 76942), (1054, 76504), (1168, 69037), (1241, 64976), (2096, 38471), (2108, 38252), (2227, 36208), (2263, 35632), (2482, 32488), (4061, 19856), (4216, 19126), (4454, 18104), (4526, 17816), (4964, 16244), (8122, 9928), (8432, 9563), (8908, 9052)]