25557950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 53568000

約数和(自身を除く): 28010050

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1499, 1550, 1705, 2998, 3410, 7495, 8525, 14990, 16489, 17050, 32978, 37475, 46469, 74950, 82445, 92938, 164890, 232345, 412225, 464690, 511159, 824450, 1022318, 1161725, 2323450, 2555795, 5111590, 12778975, 25557950]

約数ペア:

[(1, 25557950), (2, 12778975), (5, 5111590), (10, 2555795), (11, 2323450), (22, 1161725), (25, 1022318), (31, 824450), (50, 511159), (55, 464690), (62, 412225), (110, 232345), (155, 164890), (275, 92938), (310, 82445), (341, 74950), (550, 46469), (682, 37475), (775, 32978), (1499, 17050), (1550, 16489), (1705, 14990), (2998, 8525), (3410, 7495)]