91689440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30161}}^1$

素因数の和:30195

約数の個数: 48

約数和(自身を含む): 228024720

約数和(自身を除く): 136335280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 30161, 60322, 120644, 150805, 241288, 301610, 482576, 573059, 603220, 965152, 1146118, 1206440, 2292236, 2412880, 2865295, 4584472, 4825760, 5730590, 9168944, 11461180, 18337888, 22922360, 45844720, 91689440]

約数ペア:

[(1, 91689440), (2, 45844720), (4, 22922360), (5, 18337888), (8, 11461180), (10, 9168944), (16, 5730590), (19, 4825760), (20, 4584472), (32, 2865295), (38, 2412880), (40, 2292236), (76, 1206440), (80, 1146118), (95, 965152), (152, 603220), (160, 573059), (190, 482576), (304, 301610), (380, 241288), (608, 150805), (760, 120644), (1520, 60322), (3040, 30161)]