80835680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 204773184

約数和(自身を除く): 123937504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 113, 136, 160, 170, 226, 263, 272, 340, 452, 526, 544, 565, 680, 904, 1052, 1130, 1315, 1360, 1808, 1921, 2104, 2260, 2630, 2720, 3616, 3842, 4208, 4471, 4520, 5260, 7684, 8416, 8942, 9040, 9605, 10520, 15368, 17884, 18080, 19210, 21040, 22355, 29719, 30736, 35768, 38420, 42080, 44710, 59438, 61472, 71536, 76840, 89420, 118876, 143072, 148595, 153680, 178840, 237752, 297190, 307360, 357680, 475504, 505223, 594380, 715360, 951008, 1010446, 1188760, 2020892, 2377520, 2526115, 4041784, 4755040, 5052230, 8083568, 10104460, 16167136, 20208920, 40417840, 80835680]

約数ペア:

[(1, 80835680), (2, 40417840), (4, 20208920), (5, 16167136), (8, 10104460), (10, 8083568), (16, 5052230), (17, 4755040), (20, 4041784), (32, 2526115), (34, 2377520), (40, 2020892), (68, 1188760), (80, 1010446), (85, 951008), (113, 715360), (136, 594380), (160, 505223), (170, 475504), (226, 357680), (263, 307360), (272, 297190), (340, 237752), (452, 178840), (526, 153680), (544, 148595), (565, 143072), (680, 118876), (904, 89420), (1052, 76840), (1130, 71536), (1315, 61472), (1360, 59438), (1808, 44710), (1921, 42080), (2104, 38420), (2260, 35768), (2630, 30736), (2720, 29719), (3616, 22355), (3842, 21040), (4208, 19210), (4471, 18080), (4520, 17884), (5260, 15368), (7684, 10520), (8416, 9605), (8942, 9040)]