90966975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 166489344

約数和(自身を除く): 75522369

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 355, 781, 825, 1065, 1553, 1775, 2343, 3905, 4659, 5325, 7765, 11715, 17083, 19525, 23295, 38825, 51249, 58575, 85415, 110263, 116475, 256245, 330789, 427075, 551315, 1212893, 1281225, 1653945, 2756575, 3638679, 6064465, 8269725, 18193395, 30322325, 90966975]

約数ペア:

[(1, 90966975), (3, 30322325), (5, 18193395), (11, 8269725), (15, 6064465), (25, 3638679), (33, 2756575), (55, 1653945), (71, 1281225), (75, 1212893), (165, 551315), (213, 427075), (275, 330789), (355, 256245), (781, 116475), (825, 110263), (1065, 85415), (1553, 58575), (1775, 51249), (2343, 38825), (3905, 23295), (4659, 19525), (5325, 17083), (7765, 11715)]