80960089520

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{24509}}^1$

素因数の和:24942

約数の個数: 80

約数和(自身を含む): 190159168320

約数和(自身を除く): 109199078800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 263, 314, 526, 628, 785, 1052, 1256, 1315, 1570, 2104, 2512, 2630, 3140, 4208, 5260, 6280, 10520, 12560, 21040, 24509, 41291, 49018, 82582, 98036, 122545, 165164, 196072, 206455, 245090, 330328, 392144, 412910, 490180, 660656, 825820, 980360, 1651640, 1960720, 3303280, 3847913, 6445867, 7695826, 12891734, 15391652, 19239565, 25783468, 30783304, 32229335, 38479130, 51566936, 61566608, 64458670, 76958260, 103133872, 128917340, 153916520, 257834680, 307833040, 515669360, 1012001119, 2024002238, 4048004476, 5060005595, 8096008952, 10120011190, 16192017904, 20240022380, 40480044760, 80960089520]

約数ペア:

[(1, 80960089520), (2, 40480044760), (4, 20240022380), (5, 16192017904), (8, 10120011190), (10, 8096008952), (16, 5060005595), (20, 4048004476), (40, 2024002238), (80, 1012001119), (157, 515669360), (263, 307833040), (314, 257834680), (526, 153916520), (628, 128917340), (785, 103133872), (1052, 76958260), (1256, 64458670), (1315, 61566608), (1570, 51566936), (2104, 38479130), (2512, 32229335), (2630, 30783304), (3140, 25783468), (4208, 19239565), (5260, 15391652), (6280, 12891734), (10520, 7695826), (12560, 6445867), (21040, 3847913), (24509, 3303280), (41291, 1960720), (49018, 1651640), (82582, 980360), (98036, 825820), (122545, 660656), (165164, 490180), (196072, 412910), (206455, 392144), (245090, 330328)]