258647675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 382475520

約数和(自身を除く): 123827845

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 275, 325, 355, 715, 781, 923, 1019, 1775, 3575, 3905, 4615, 5095, 10153, 11209, 13247, 19525, 23075, 25475, 50765, 56045, 66235, 72349, 145717, 253825, 280225, 331175, 361745, 728585, 795839, 940537, 1808725, 3642925, 3979195, 4702685, 10345907, 19895975, 23513425, 51729535, 258647675]

約数ペア:

[(1, 258647675), (5, 51729535), (11, 23513425), (13, 19895975), (25, 10345907), (55, 4702685), (65, 3979195), (71, 3642925), (143, 1808725), (275, 940537), (325, 795839), (355, 728585), (715, 361745), (781, 331175), (923, 280225), (1019, 253825), (1775, 145717), (3575, 72349), (3905, 66235), (4615, 56045), (5095, 50765), (10153, 25475), (11209, 23075), (13247, 19525)]