25345540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5009}}^1$

素因数の和:5052

約数の個数: 48

約数和(自身を含む): 60600960

約数和(自身を除く): 35255420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5009, 5060, 10018, 20036, 25045, 50090, 55099, 100180, 110198, 115207, 220396, 230414, 275495, 460828, 550990, 576035, 1101980, 1152070, 1267277, 2304140, 2534554, 5069108, 6336385, 12672770, 25345540]

約数ペア:

[(1, 25345540), (2, 12672770), (4, 6336385), (5, 5069108), (10, 2534554), (11, 2304140), (20, 1267277), (22, 1152070), (23, 1101980), (44, 576035), (46, 550990), (55, 460828), (92, 275495), (110, 230414), (115, 220396), (220, 115207), (230, 110198), (253, 100180), (460, 55099), (506, 50090), (1012, 25045), (1265, 20036), (2530, 10018), (5009, 5060)]