20210635775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{9421}}^1$

素因数の和:9740

約数の個数: 48

約数和(自身を含む): 28390370400

約数和(自身を除く): 8179734625

約数列:

[1, 5, 11, 25, 29, 55, 145, 269, 275, 319, 725, 1345, 1595, 2959, 6725, 7801, 7975, 9421, 14795, 39005, 47105, 73975, 85811, 103631, 195025, 235525, 273209, 429055, 518155, 1366045, 2145275, 2534249, 2590775, 3005299, 6830225, 12671245, 15026495, 27876739, 63356225, 73493221, 75132475, 139383695, 367466105, 696918475, 808425431, 1837330525, 4042127155, 20210635775]

約数ペア:

[(1, 20210635775), (5, 4042127155), (11, 1837330525), (25, 808425431), (29, 696918475), (55, 367466105), (145, 139383695), (269, 75132475), (275, 73493221), (319, 63356225), (725, 27876739), (1345, 15026495), (1595, 12671245), (2959, 6830225), (6725, 3005299), (7801, 2590775), (7975, 2534249), (9421, 2145275), (14795, 1366045), (39005, 518155), (47105, 429055), (73975, 273209), (85811, 235525), (103631, 195025)]