66990040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2741}}^1$

素因数の和:2812

約数の個数: 64

約数和(自身を含む): 165836160

約数和(自身を除く): 98846120

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, 1880, 2444, 2741, 3055, 4888, 5482, 6110, 10964, 12220, 13705, 21928, 24440, 27410, 35633, 54820, 71266, 109640, 128827, 142532, 178165, 257654, 285064, 356330, 515308, 644135, 712660, 1030616, 1288270, 1425320, 1674751, 2576540, 3349502, 5153080, 6699004, 8373755, 13398008, 16747510, 33495020, 66990040]

約数ペア:

[(1, 66990040), (2, 33495020), (4, 16747510), (5, 13398008), (8, 8373755), (10, 6699004), (13, 5153080), (20, 3349502), (26, 2576540), (40, 1674751), (47, 1425320), (52, 1288270), (65, 1030616), (94, 712660), (104, 644135), (130, 515308), (188, 356330), (235, 285064), (260, 257654), (376, 178165), (470, 142532), (520, 128827), (611, 109640), (940, 71266), (1222, 54820), (1880, 35633), (2444, 27410), (2741, 24440), (3055, 21928), (4888, 13705), (5482, 12220), (6110, 10964)]