2190325775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1021}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 3079490400

約数和(自身を除く): 889164625

約数列:

[1, 5, 11, 25, 29, 55, 145, 269, 275, 319, 725, 1021, 1345, 1595, 2959, 5105, 6725, 7801, 7975, 11231, 14795, 25525, 29609, 39005, 56155, 73975, 85811, 148045, 195025, 274649, 280775, 325699, 429055, 740225, 1373245, 1628495, 2145275, 3021139, 6866225, 7964821, 8142475, 15105695, 39824105, 75528475, 87613031, 199120525, 438065155, 2190325775]

約数ペア:

[(1, 2190325775), (5, 438065155), (11, 199120525), (25, 87613031), (29, 75528475), (55, 39824105), (145, 15105695), (269, 8142475), (275, 7964821), (319, 6866225), (725, 3021139), (1021, 2145275), (1345, 1628495), (1595, 1373245), (2959, 740225), (5105, 429055), (6725, 325699), (7801, 280775), (7975, 274649), (11231, 195025), (14795, 148045), (25525, 85811), (29609, 73975), (39005, 56155)]