79762640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 197987328

約数和(自身を除く): 118224688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 223, 263, 272, 340, 446, 526, 680, 892, 1052, 1115, 1315, 1360, 1784, 2104, 2230, 2630, 3568, 3791, 4208, 4460, 4471, 5260, 7582, 8920, 8942, 10520, 15164, 17840, 17884, 18955, 21040, 22355, 30328, 35768, 37910, 44710, 58649, 60656, 71536, 75820, 89420, 117298, 151640, 178840, 234596, 293245, 303280, 357680, 469192, 586490, 938384, 997033, 1172980, 1994066, 2345960, 3988132, 4691920, 4985165, 7976264, 9970330, 15952528, 19940660, 39881320, 79762640]

約数ペア:

[(1, 79762640), (2, 39881320), (4, 19940660), (5, 15952528), (8, 9970330), (10, 7976264), (16, 4985165), (17, 4691920), (20, 3988132), (34, 2345960), (40, 1994066), (68, 1172980), (80, 997033), (85, 938384), (136, 586490), (170, 469192), (223, 357680), (263, 303280), (272, 293245), (340, 234596), (446, 178840), (526, 151640), (680, 117298), (892, 89420), (1052, 75820), (1115, 71536), (1315, 60656), (1360, 58649), (1784, 44710), (2104, 37910), (2230, 35768), (2630, 30328), (3568, 22355), (3791, 21040), (4208, 18955), (4460, 17884), (4471, 17840), (5260, 15164), (7582, 10520), (8920, 8942)]