551781175

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{3881}}^1$

素因数の和:3960

約数の個数: 36

約数和(自身を含む): 768263328

約数和(自身を除く): 216482153

約数列:

[1, 5, 11, 25, 47, 55, 121, 235, 275, 517, 605, 1175, 2585, 3025, 3881, 5687, 12925, 19405, 28435, 42691, 97025, 142175, 182407, 213455, 469601, 912035, 1067275, 2006477, 2348005, 4560175, 10032385, 11740025, 22071247, 50161925, 110356235, 551781175]

約数ペア:

[(1, 551781175), (5, 110356235), (11, 50161925), (25, 22071247), (47, 11740025), (55, 10032385), (121, 4560175), (235, 2348005), (275, 2006477), (517, 1067275), (605, 912035), (1175, 469601), (2585, 213455), (3025, 182407), (3881, 142175), (5687, 97025), (12925, 42691), (19405, 28435)]