80106280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 191664000

約数和(自身を除く): 111557720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 967, 1090, 1934, 2071, 2180, 3868, 4142, 4360, 4835, 7736, 8284, 9670, 10355, 16568, 18373, 19340, 20710, 36746, 38680, 41420, 73492, 82840, 91865, 105403, 146984, 183730, 210806, 367460, 421612, 527015, 734920, 843224, 1054030, 2002657, 2108060, 4005314, 4216120, 8010628, 10013285, 16021256, 20026570, 40053140, 80106280]

約数ペア:

[(1, 80106280), (2, 40053140), (4, 20026570), (5, 16021256), (8, 10013285), (10, 8010628), (19, 4216120), (20, 4005314), (38, 2108060), (40, 2002657), (76, 1054030), (95, 843224), (109, 734920), (152, 527015), (190, 421612), (218, 367460), (380, 210806), (436, 183730), (545, 146984), (760, 105403), (872, 91865), (967, 82840), (1090, 73492), (1934, 41420), (2071, 38680), (2180, 36746), (3868, 20710), (4142, 19340), (4360, 18373), (4835, 16568), (7736, 10355), (8284, 9670)]