1888731650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{6619}}^1$

素因数の和:7083

約数の個数: 48

約数和(自身を含む): 3792465600

約数和(自身を除く): 1903733950

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 439, 650, 878, 2195, 4390, 5707, 6619, 10975, 11414, 13238, 21950, 28535, 33095, 57070, 66190, 86047, 142675, 165475, 172094, 285350, 330950, 430235, 860470, 2151175, 2905741, 4302350, 5811482, 14528705, 29057410, 37774633, 72643525, 75549266, 145287050, 188873165, 377746330, 944365825, 1888731650]

約数ペア:

[(1, 1888731650), (2, 944365825), (5, 377746330), (10, 188873165), (13, 145287050), (25, 75549266), (26, 72643525), (50, 37774633), (65, 29057410), (130, 14528705), (325, 5811482), (439, 4302350), (650, 2905741), (878, 2151175), (2195, 860470), (4390, 430235), (5707, 330950), (6619, 285350), (10975, 172094), (11414, 165475), (13238, 142675), (21950, 86047), (28535, 66190), (33095, 57070)]