61950020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2903}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 143434368

約数和(自身を除く): 81484348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 2903, 4268, 5335, 5806, 10670, 11612, 14515, 21340, 29030, 31933, 58060, 63866, 127732, 159665, 281591, 319330, 563182, 638660, 1126364, 1407955, 2815910, 3097501, 5631820, 6195002, 12390004, 15487505, 30975010, 61950020]

約数ペア:

[(1, 61950020), (2, 30975010), (4, 15487505), (5, 12390004), (10, 6195002), (11, 5631820), (20, 3097501), (22, 2815910), (44, 1407955), (55, 1126364), (97, 638660), (110, 563182), (194, 319330), (220, 281591), (388, 159665), (485, 127732), (970, 63866), (1067, 58060), (1940, 31933), (2134, 29030), (2903, 21340), (4268, 14515), (5335, 11612), (5806, 10670)]