25249675

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 36513288

約数和(自身を除く): 11263613

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 187, 275, 425, 491, 605, 935, 2057, 2455, 3025, 4675, 5401, 8347, 10285, 12275, 27005, 41735, 51425, 59411, 91817, 135025, 208675, 297055, 459085, 1009987, 1485275, 2295425, 5049935, 25249675]

約数ペア:

[(1, 25249675), (5, 5049935), (11, 2295425), (17, 1485275), (25, 1009987), (55, 459085), (85, 297055), (121, 208675), (187, 135025), (275, 91817), (425, 59411), (491, 51425), (605, 41735), (935, 27005), (2057, 12275), (2455, 10285), (3025, 8347), (4675, 5401)]