55731520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13397}}^1$

素因数の和:13427

約数の個数: 56

約数和(自身を含む): 142929864

約数和(自身を除く): 87198344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 13397, 26794, 53588, 66985, 107176, 133970, 174161, 214352, 267940, 348322, 428704, 535880, 696644, 857408, 870805, 1071760, 1393288, 1741610, 2143520, 2786576, 3483220, 4287040, 5573152, 6966440, 11146304, 13932880, 27865760, 55731520]

約数ペア:

[(1, 55731520), (2, 27865760), (4, 13932880), (5, 11146304), (8, 6966440), (10, 5573152), (13, 4287040), (16, 3483220), (20, 2786576), (26, 2143520), (32, 1741610), (40, 1393288), (52, 1071760), (64, 870805), (65, 857408), (80, 696644), (104, 535880), (130, 428704), (160, 348322), (208, 267940), (260, 214352), (320, 174161), (416, 133970), (520, 107176), (832, 66985), (1040, 53588), (2080, 26794), (4160, 13397)]