258546145

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 373234176

約数和(自身を除く): 114688031

約数列:

[1, 5, 11, 13, 55, 65, 71, 121, 143, 355, 463, 605, 715, 781, 923, 1573, 2315, 3905, 4615, 5093, 6019, 7865, 8591, 10153, 25465, 30095, 32873, 42955, 50765, 56023, 66209, 111683, 164365, 280115, 331045, 361603, 427349, 558415, 728299, 1808015, 2136745, 3641495, 3977633, 4700839, 19888165, 23504195, 51709229, 258546145]

約数ペア:

[(1, 258546145), (5, 51709229), (11, 23504195), (13, 19888165), (55, 4700839), (65, 3977633), (71, 3641495), (121, 2136745), (143, 1808015), (355, 728299), (463, 558415), (605, 427349), (715, 361603), (781, 331045), (923, 280115), (1573, 164365), (2315, 111683), (3905, 66209), (4615, 56023), (5093, 50765), (6019, 42955), (7865, 32873), (8591, 30095), (10153, 25465)]