25777840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2663}}^1$

素因数の和:2698

約数の個数: 60

約数和(自身を含む): 65902032

約数和(自身を除く): 40124192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 2663, 4840, 5326, 9680, 10652, 13315, 21304, 26630, 29293, 42608, 53260, 58586, 106520, 117172, 146465, 213040, 234344, 292930, 322223, 468688, 585860, 644446, 1171720, 1288892, 1611115, 2343440, 2577784, 3222230, 5155568, 6444460, 12888920, 25777840]

約数ペア:

[(1, 25777840), (2, 12888920), (4, 6444460), (5, 5155568), (8, 3222230), (10, 2577784), (11, 2343440), (16, 1611115), (20, 1288892), (22, 1171720), (40, 644446), (44, 585860), (55, 468688), (80, 322223), (88, 292930), (110, 234344), (121, 213040), (176, 146465), (220, 117172), (242, 106520), (440, 58586), (484, 53260), (605, 42608), (880, 29293), (968, 26630), (1210, 21304), (1936, 13315), (2420, 10652), (2663, 9680), (4840, 5326)]