42550040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1812

約数の個数: 64

約数和(自身を含む): 105356160

約数和(自身を除く): 62806120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1741, 1880, 2444, 3055, 3482, 4888, 6110, 6964, 8705, 12220, 13928, 17410, 22633, 24440, 34820, 45266, 69640, 81827, 90532, 113165, 163654, 181064, 226330, 327308, 409135, 452660, 654616, 818270, 905320, 1063751, 1636540, 2127502, 3273080, 4255004, 5318755, 8510008, 10637510, 21275020, 42550040]

約数ペア:

[(1, 42550040), (2, 21275020), (4, 10637510), (5, 8510008), (8, 5318755), (10, 4255004), (13, 3273080), (20, 2127502), (26, 1636540), (40, 1063751), (47, 905320), (52, 818270), (65, 654616), (94, 452660), (104, 409135), (130, 327308), (188, 226330), (235, 181064), (260, 163654), (376, 113165), (470, 90532), (520, 81827), (611, 69640), (940, 45266), (1222, 34820), (1741, 24440), (1880, 22633), (2444, 17410), (3055, 13928), (3482, 12220), (4888, 8705), (6110, 6964)]