55900520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 136397520

約数和(自身を除く): 80497000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 557, 772, 965, 1114, 1544, 1930, 2228, 2509, 2785, 3860, 4456, 5018, 5570, 7241, 7720, 10036, 11140, 12545, 14482, 20072, 22280, 25090, 28964, 36205, 50180, 57928, 72410, 100360, 107501, 144820, 215002, 289640, 430004, 537505, 860008, 1075010, 1397513, 2150020, 2795026, 4300040, 5590052, 6987565, 11180104, 13975130, 27950260, 55900520]

約数ペア:

[(1, 55900520), (2, 27950260), (4, 13975130), (5, 11180104), (8, 6987565), (10, 5590052), (13, 4300040), (20, 2795026), (26, 2150020), (40, 1397513), (52, 1075010), (65, 860008), (104, 537505), (130, 430004), (193, 289640), (260, 215002), (386, 144820), (520, 107501), (557, 100360), (772, 72410), (965, 57928), (1114, 50180), (1544, 36205), (1930, 28964), (2228, 25090), (2509, 22280), (2785, 20072), (3860, 14482), (4456, 12545), (5018, 11140), (5570, 10036), (7241, 7720)]